What determines the color of a person's eyes. Blue-gray eye color and character are distinguishing features

The color of the iris of the eye unique feature each person. What determines the color of a person's eyes? Scientists have proven that it is determined genetic traits that are passed on to the child from his parents. The shade of the eyes of the parents plays a fundamental role in determining the color of the eyes of the unborn child.

Most children are born blue-eyed, but by the age of 2-3, the color of the iris changes dramatically. This process is associated with the production of a special pigment, melanin, which is responsible for the color of the eyes.

There is an opinion that you can determine the character by the color of the eyes. The shade of the eyes affects the character of a person, and sometimes even his fate.

What eye colors are considered rare?

The most common iris color in modern world considered brown. But bright green - very rare color eye, only 2% of the world's population are green-eyed. The most unusual eye color is considered to be lilac.

Personality by eye color

There is an opinion that the shade of the iris is closely related to the character of a person. In any case, the owners of the same shade of eyes often have similar character traits.

So, brown-eyed people are energetic, domineering, impulsive. They want to be the first in everything, they are self-confident, amorous and loving. They easily converge with people, are sociable, quickly forget insults. But at the same time, brown-eyed individuals actively absorb other people's energy. While blue-eyed people are considered strong donors of mental energy.

The owners of light hazel eyes are pronounced individualists who cannot bear pressure on them, they are calm, complaisant, a little lazy and dreamy.

Blue-eyed men and women are dreamy and love romance. They are purposeful, demanding of themselves, sometimes they have a "cold" character, completely corresponding to the color of their eyes.

People with gray eyes are smart and determined. At the same time, they have tenderness. These are self-sufficient individuals, on whom you can always rely on in difficult times, they are constant and responsible.

The nature of people with a rare marsh shade of eyes

How can you characterize people with marsh eyes? The nature of these people is positive features, as well as negative ones. They are distinguished by accuracy, justice, honesty. They strive to find the optimal solution that would not go against their worldview and sense of what is right and what is not.

Before making a decision, they carefully weigh all the pros and cons and choose the best way out without giving vent to emotions. At the same time, some of them can be cunning and crafty, they know how to manipulate people and try not to get involved in quarrels. They are excellent conversationalists and sensitive listeners.

The owners of swamp eyes are stubborn, persistent in achieving their goals. At the same time, they have a developed sense of conscience, and they do not at all consider that sometimes all means are good in order to achieve the task at hand.

People with marsh eyes are distinguished by a philosophical character. Women, whose "mirror of the soul" has a brown-green tint, are sometimes cruel and vindictive, especially those who ignored their request or did not heed the urgent advice will fully feel this lack of their character. Sometimes they are able to do everything so that a person regrets his act, therefore they are quite vindictive and touchy.

Women with a marsh tint of eyes are purposeful, intractable and want people to treat them the way they themselves wish. Thanks to the firmness and inflexibility of character, they are sometimes able to achieve significant success in their careers and lives.

Sometimes they are excessively obstinate, and sometimes even cruel, but fortunately, this happens extremely rarely. Sometimes they can experience sudden mood swings.

Magic Swamp Eyes

Green, marsh eyes have long been considered inherent people, possessing magical powers. In the Middle Ages, green-eyed women were considered witches and burned at the stake. Perhaps it is with this phenomenon that the fact that such a shade of the eyes is quite rare these days is connected.

Although the very name of the eye color - marsh - is not very pleasant to the ear and many of its owners do not like it, such eyes look truly magical. Depending on the lighting, the mood of their owner, they can change color, becoming either darker or lighter, sometimes acquiring either a bright green hue or brown. The marsh color of the eyes captivated more than one man. A woman with this eye color is mysterious and beautiful.

What does the square-green color of the iris mean?

Since ancient times, marsh eye color, namely brown-green, was considered the most beautiful, alluring and domineering. The fair sex, possessing such eyes, could easily win the heart or turn the head of any man. This is the color of the eyes of majestic and powerful persons. Ancient kings and gods were often depicted with just such a shade of eyes.

People with such eyes will have a happy fate, they are called to bring good. In no case should they change internally, it is best to always remain themselves. Despite the complex and changeable nature, individuals with brown-green eyes are patient and smart, attentive to the interlocutor and are always able to give practical advice.

Girls who have brown-green eyes know how to truly love, appreciate their life partner and are not able to deceive him. The main thing is that the partner treats them just as well, and then they will answer him ten times in the same way.

Alluring swamp green eyes

Very beautiful colour eye - swamp green. It is about this eye color that they say that it attracts attention and literally fascinates. In the eyes of a beauty with such a shade, you can easily drown or lose your head.

Individuals who have swamp-green eyes are also quite freedom-loving, in no case should they be limited in any way, but at the same time they are quite decent, honest and faithful.

Compatibility of people with different eye colors

It is better for green-eyed people to enter into relationships with people like them, in whose eyes there is a greenish tint.

For blue-eyed men or women, an alliance with brown eyes is ideal. Since people with blue eyes actively emit energy, and brown-eyed individuals absorb it no less actively.

That is why for brown-eyed man a partner with gray or blue eyes is suitable, as such people will very generously share energy with him.

Ideal compatibility will be in couples, one of whose partners has gray-green, and the other has green-brown eyes.

Eye color - unique phenomenon given to us by mother nature. Each eye is good and beautiful in its own way.

Scientific explanation of the origin of eye color, the relationship of character and color, the main colors of the eyes of people living on earth.

Since childhood, we know that we are surrounded by people with different color eyes, and the question of why this happens is not asked by many, and even more so, few people think that eye color can also affect character.

For many men and women, eye color is one of the dominant reasons for choosing a life partner. From antiquity to the present, this part of the human body has always been of particular interest. Looking at a well done beautiful photo girls or men, you always look at the eyes first.

Why is this happening?

Of course, due to their location - in the upper part human body that is not covered by clothing. And most importantly, the eyes differ from the rest of the body in their appearance. Eyes attract attention, as if we are seeing a piece of living, colored glass or a piece of something unusual. No wonder they are called the mirror of the soul. It is not surprising that the eyes have always been the object of attention of healers, magicians and soothsayers. Many will agree that there is something mysterious in the eyes, looking into which you can see something ... ..

A bit of history.

It is not yet possible to say exactly what color the eyes of our ancestors were, but there are already studies that indicate that the color of the eyes of people on earth has always been different!

« official science adhering to the theory of Charles Darwin suggests that the eye color of our ancestors was dark, brown or even black. This was facilitated by living conditions, because they lived in warm regions of the earth, with a large number of sunlight. In addition, no gene mutations have yet occurred, due to which other eye colors began to appear. ” (Makeyourphoto disagrees, we'll explain why below!)

New studies by Polish and Dutch geneticists have shown that it is possible to restore human eye color based on the analysis of ancient DNA! This study was published in the journal Investigative Genetics, and her summary can be read on the publication's website. In it, scientists applied the method of analysis 24 genetic polymorphisms- single variations in DNA that correlate with the color of a person's eyes. Thus, as an illustration of the possibilities of the method, the authors analyzed DNA samples from the bones of an unknown woman buried in the walls of a Benedictine abbey near Krakow in the 12th-14th centuries. The analysis revealed that the woman had blue eyes.

Studies have shown that eye color is a little more difficult to determine than previously thought!

To date, it is known that at least 16 genes are involved in its regulation, the main of which are considered to be HERC2 and OCA2 located on the fifteenth chromosome. Polymorphisms in their sequence have a significant effect on the color of the iris.

What makes our eyes colored?

OCA2 gene! It is responsible for the production of melanin, the pigment that affects the color of our hair, skin and, of course, our eyes. This gene can lead to a decrease in the production of melanin, reduces its amount in the iris, or, conversely, to increase it. This leads to the appearance of blue, gray, green and other eyes. There are times when the OCA2 gene does not work. In this case, the color of the skin, hair and eyes is formed without melanin. This phenomenon is quite rare and is called "albinism". The hair and skin of albino people are white, and the eyes are most often light, but may be red (the color is formed by the blood vessels).

Dutch scientists, based on the data obtained about this gene, concluded that all people on the planet with bright eyes have one common ancestor! People with brown or black eyes have a completely different ancestor that existed much earlier!

Let's list the main eye colors.

It happens that a person's eyes are not even blue, but blue, i.e. brighter, more saturated. Often this color in newborns. This is due to the following. The color of the outer layer of the iris, which is formed from collagen fibers, is characterized by a rich blue color. In cases where outer layer the iris has a low density and a small content of melanin pigment, the eyes are blue.

Blue.

Blue eyes, as well as blue, are widespread among Europeans. The Balts, the inhabitants of Northern Europe, can especially boast of this. Recall that the blue color of the eyes is formed as a result of insufficient production of melanin.

It all depends on the density of the outer layer - the iris. When it is very small, then the eyes are blue, if it is a little denser - blue, and if it is even a little denser - gray. This eye color is often found in the vast of Eastern Europe. In Russia, almost more than half of the population has gray eyes.

The rarest eye color - only 2% of people on the entire planet have green eyes. The owners of this color can be found in Central and Northern Europe. There is very little melanin in the iris of these eyes, in its outer layer there is a light brown or yellow pigment called lipofuscin. Combined with blue, the eyes appear green. Women are more likely than men to be carriers of this eye color.

This eye color is very noticeable. People with amber eyes always arouse curiosity. Not surprising, because they look really attractive. Amber eyes have a uniform, rather light brown-yellow color. They may have a reddish-copper or golden-green tint. The same pigment is responsible for this as in the case of green eyes (lipofuscin).

If you look into such eyes, you don’t understand what color they are after all. Like dark, but not brown, not gray, at the same time, and not green. The most interesting thing about them is that the eyes can look different depending on the lighting. Sometimes they are called walnut or beer. This color is mixed. It may appear in certain conditions and golden, and brown, and brown-green. The content of melanin in the iris is average. Eye color is not uniform.

Brown or brown.

This eye color is the most common among the people of Asia, Africa, South America. The iris contains a lot of melanin pigment. Thanks to this, the eye can cope with a large amount of ultraviolet light.

There is so much melanin in the iris of the black eye that when it falls on it, the light is almost completely absorbed. People with such eyes live mainly in the Eastern, Southern, South-East Asia, as well as among representatives of the Negroid race.

Different eye color. (heterochromia)

Very rarely, a person's eyes are of a different color, or there is a spot of a completely different color on one eye. This phenomenon is actively studied and is called heterochromia. It is the result of a relative lack or excess of melanin. Heterochromia can be either congenital or acquired due to trauma or serious illnesses. But there is complete heterochromia (when the eyes are completely different colors) and sectoral heterochromia (when only part of the eye has a special color). The carriers of such eyes are Mila Kunis, Demi Moore.

Today, people's living conditions are becoming more comfortable, natural conditions do not dominate a person so much, due to globalization and migration, a mixture of races, nations, peoples occurs, which leads to previously uncharacteristic phenomena - for example, dark-skinned people with blue eyes.

Is it possible to trace the relationship of a person's character with the color of his eyes?

The relationship between eye color and a person’s character has not been proven, but there are qualities that people endow with them. A study was conducted in which 1000 women (from 16 to 35 years old) took part.

The responses of the people were unexpected.

Brown eyes associated with developed intellect(34% of respondents), kindness (13%), these people can be trusted (16%).

Green eyes- a sign of sexuality (29%), creativity (25%), cunning (20%).

Blue eyes seem cute (42%), sexy (21%), kind (10%). However, they do not inspire confidence and do not seem smart.

According to astrologers and psychologists, the bearer of eyes with a certain color can also be given a certain character.

Grey, blue, Blue colour eye.

You are a creative person, a person of feelings and emotions. You are able to change the whole world, achieve lofty goals, realize the most bizarre ideas. You are sociable, collaborating with people quite easily, witty, emotional, sensual and romantic. Fall in love without looking back, but you can also hate. supreme value for you - truth and justice. You are ready to defend the right cause by everyone available means, even to the detriment of your own interests, sometimes not realizing that you are doing bad things to others with good deeds in your opinion. High emotionality gives you determination and fearlessness, as well as leadership inclinations. You need to learn not to give in to impulsive actions, not to rush things, and to be more empathetic to other people.

Brown, light brown eyes.

People like you and you know how to achieve your goals. You are temperamental, sensual, witty and quick-tempered, but you also quickly cool down and forget insults. You usually achieve what you want, and often by someone else's hands. You are prone to individualism, endowed with unique abilities to influence people, but you can also be capricious. You have a very important character trait - the ability to wait. You may not show it, but even an inadvertently inflicted offense can cause you the strongest mental and physical pain. You are prone to passivity, which often interferes in life, especially when active and decisive action is needed. You are hardworking, reliable and diligent. A better worker and friend is hard to find. You can be relied upon in the most difficult situations. Often you are a stubborn person who does not tolerate pressure and strives to do everything your own way. Your life credo: the calmer and more measured you work, the more correct and better the results will be.

Green eyes.

Your most important feature is the ability to find in everything golden mean. You are a boundless ocean of tenderness and sensuality. Your love is sincere, fiery and deep. Only the most worthy can earn your love and location. You remain faithful to your chosen one long years. the main objective your life - to find agreement with yourself, to become perfect. It is important for you to be appreciated, respected, praised by close people. You make high demands on your relatives, friends and acquaintances. You are loved and appreciated for kindness, tenderness and responsiveness, and hated for firmness and adherence to principles. You are great conversationalists and listeners. You are endowed with the ability to see through people, which you use excellently in personal life and for career growth. Your character is very similar to a cat's - proud, independent, impregnable, but as soon as you tame you, you become affectionate, gentle and fluffy, however, it is better not to forget about your sharp claws.

Swamp eyes, amber and yellow.

Contradictory and very interesting extraordinary personality. Two opposite energies merge in you. You are fearless, flexible, quirky, resourceful and unpredictable. On the one hand, you like to feel power over yourself, on the other hand, you like to manage people yourself. You are strong, self-confident, but often with complex nature. In addition, you are a very passionate and loving person. You have an artistic talent with a special charm and charm, and you can also read other people's minds. We can safely say about you that you are the most kind, generous, faithful and devoted friend. With you, you feel like behind a stone wall. You are alien to deceit and cunning, but you need to be feared only by those whose thoughts are unclean.

Black eyes.

You have a strong energy and leadership inclinations. You are passionate, adventurous, optimistic, loving, fiery, fearless and determined. If you set a goal for yourself, then sooner or later you will certainly achieve it. No obstacles will stop you! You always have a goal. The most difficult thing for you is inaction. You have a magnetic charm and often find yourself in the center of attention. It happens that your focus and determination can turn into an obsession with all the bitter and unpleasant consequences that follow from this.

How is eye color transmitted (inherited)?

In this area of ​​research, every year a discovery is made that changes something in the whole habitual pattern of inheritance. The question of what color the eyes of the unborn child will be is of great concern to future parents. And even more interesting are the cases when parents with brown eyes have children with blue eyes. What is it - the infidelity of the spouse or the unexpected mixing of genes?

Scientists have found that not one, but several genes, about six, are responsible for the inheritance of eye color. The influence of various genes on the formation of eye color is complex and can be in any combination, therefore, in a child born from any parents, almost any of possible colors eye. It's hard to believe and even harder to understand, but it's true.

We talked a lot about history, about why people different colour eyes, talked about the psychology and characters associated with eye color, but one thing is for sure ...

The eyes are an amazing tool for every person. They are our window to the outside world, giving us the opportunity to contemplate all its beauty and attractiveness. Eyes, whatever color they are, are unique. We are all different, just like our whole world is diverse, with all its manifestations and wonders of nature. Each of us should rejoice at the color of the eyes that Mother Nature and his parents gave him.

Let's start with the fact that the iris consists of two layers: the anterior one is mainly represented by the stroma of the iris with chromatophores containing melanin; the back is saturated with melanin and, as a rule, dark. The fibers and vessels of the iris also play a role in color. The whole variety of colors is encoded mainly by six genes (the names of which will not tell you anything) - - by which blue and brown colors can be predicted with an accuracy of up to 90%, and intermediate ones - up to 70%.

1. Blue, light blue and grey. Blue and blue - pretty strange colors iris, since there is simply no blue pigment in the iris. In such eyes there is little melanin, there are few collagen fibers in them - they themselves are light, and with an increase in their number, blue eyes turn blue, with more more the eyes will look gray or gray-blue, rather steel. The color is caused by the scattering of light in the stroma, which then falls on the posterior membrane, which contains a lot of melanin and has black brown, as a result of which the low-frequency component of the incident light (close to red) is absorbed, and the high-frequency component (close to, in fact, blue) is reflected. Moreover, the lower the density of the stroma, the more saturated the color. So: less collagen fibers and melanin - more blue, more collagen fibers - blue or, with a larger amount, gray.

2. Green. The green color is quite rare, because it is caused by the presence of a small amount of melanin, an evenly distributed yellow-brown lipofuscin pigment in the iris, and when blue reflected light and light transmitted through the yellow pigment are mixed, the total is green. However, it is intuitively clear that uniform distribution, which gives such a color, is not always found.

3. Amber, marsh, walnut (yellow-green). Yellow-green colors are more common, because they are caused by the same factors as green, but the pigment in them is unevenly distributed, and there is usually more pigment in them. hazel eyes for example, mine :)

4. Brown and black. The brown color comes from high concentration melanin. Both high-frequency light and low-frequency light are absorbed, resulting in an overall brown. The most common color. As for black, this is the same brown, but with a much higher concentration of melanin in the iris. There are so many of them that even eyeball may acquire a grayish or yellowish tint instead of the usual yellow. All incident light is absorbed.

5. The rest of the colors and their combinations are explained either by pathologies or by wearing contact lenses.

Sorry, it's not me, it's Google.

Slavs-Aryans (RASA) consist of 4 peoples - differences incl. according to the color of the eyes - the iris reflecting the spectrum of that solar system where the people originally came from.

• The Darians (Da'Aryans) are the Genus of the Great Race, which appeared first. They looked in the following way: very tall (almost three meters), gray eyes("silver", "steel"), with light blond hair. There is also evidence that the Darians had the first blood type, from which the second appeared as a result of mutations. But the other two blood groups are absolutely not characteristic of the white race. The Darians were the basis of the army and military affairs. After all, this Rod was distinguished by its extraordinary resistance to mental and bodily influence. The Darians were hardy and strong. But it is worth noting their kindness, mercy. The eye color of the Darians is associated with steel and thunderclouds.
• Harians (h'Aryans) - also belong to the Great Race, but they appeared second. Average height their ranged from two hundred to three hundred centimeters. To date, the descendants of this genus are the inhabitants of the Scandinavian countries, the north Russian Federation, England. What did the Harians look like? They had blond hair green eyes(emerald). The richer the color of the iris, the more gifted the person was. It is believed that the Harians repeatedly met with dark forces. They were brilliant strategists, they were difficult to deceive. The Harians were sages, priests. They owned both writing, and supernatural abilities (teleportation, moving objects with the power of thought), and military affairs. In addition, the Harians had the ability to see spaces, to plan construction.
• Raseny - the third Genus. In world history, their descendants are called the Etruscans. The appearance of the Rasen was as follows: height up to 270 centimeters (that is, lower than the Darians and Harians), with brown eyes, dark blond hair color. The military skills of the Rasen were not as developed, since they did not live on the borders of the occupied territories. But the races in the war are more violent and furious, but less resistant to mental and physical impact. Rasen very subtly feel the world around them. They made good priests and magicians. Modern nations- descendants of the Rasen: Italians (inhabitants of the Apennine Peninsula), Albanians, part of the Russians and others.
• Svyatorusy - last Genus Great Race. A typical svyatorus was up to three meters tall, broad-shouldered and powerful, blue-eyed(sky color). Interestingly, the hair could be absolutely anything: from light to dark. The Holy Russians lived far from the borders, so they mastered the art of war insofar as. But despite this, they were brave and strong. This Rod is the most prone to creation, creation, art, craft. They feel beauty. Holy Russians made excellent artists, writers, and architects. Modern peoples are the descendants of the Holy Russians: northern ethnic groups in Russia, Belarusians, Serbs, Croats, Macedonians, Poles, Irish and others.

Svyatorus and Rasen are more subtle, sensitive. And the Darians and Harians are more warlike and firm.

Eye color has great importance in a girl's life, even if we don't think about it. Very often, clothes, accessories and makeup are matched directly to the color of the eyes, not to mention the fact that, thanks to existing stereotypes, we, to some extent, form our initial opinion about a person, taking into account the color of his eyes.

So when they appeared special lenses, changing eye color, many girls rushed to acquire them in order to create images with different eye colors. And besides lenses, Photoshop helps us, with it you can achieve any color, but unfortunately this is displayed only on the monitor screen and photographs.

What determines the actual color of a person's eyes? Why do some have blue eyes, others green, and some can even boast purple?

The color of a person's eyes, or rather the color of the iris, depends on 2 factors:

1. The density of the fibers of the iris.
2. Distribution of melanin pigment in the layers of the iris.

Melanin is the pigment that determines the color of human skin and hair. The more melanin, the darker the skin and hair. In the iris of the eye, melanin varies from yellow to brown to black. In this case, the posterior layer of the iris is always black, with the exception of albinos.

Yellow, brown, black, where do the blue, green eyes come from? Let's take a look at this phenomenon...

Blue eyes

The blue color is obtained due to the low density of the fibers of the outer layer of the iris and the low content of melanin. In this case, low-frequency light is absorbed by the back layer, and high-frequency light is reflected from it, so the eyes are blue. The lower the fiber density of the outer layer, the richer the blue color of the eyes.

Blue eyes

Blue color is obtained if the fibers of the outer layer of the iris are denser than in the case of blue eyes, and have a whitish or grayish color. The greater the fiber density, the lighter the color.

blue and blue eyes most common among the population of northern Europe. For example, in Estonia, up to 99% of the population had this eye color, and in Germany, 75%. Only considering modern realities, this alignment will not last long, because more and more people from Asian and African countries are trying to move to Europe.

Blue eyes in babies

There is an opinion that all children are born blue-eyed, and then the color changes. This is a wrong opinion. In fact, many babies are actually born light-eyed, and subsequently, as melanin is actively produced, their eyes become darker and the final color of the eyes is established by two or three years.

Grey colour it turns out like blue, only at the same time the density of the fibers of the outer layer is even higher and their shade is closer to gray. If the density of the fibers is not so high, then the color of the eyes will be gray-blue. In addition, the presence of melanin or other substances gives a slight yellow or brownish impurity.

Green eyes

This eye color is most often attributed to witches and sorceresses, and therefore green-eyed girls are sometimes treated with suspicion. Only green eyes were obtained not due to witchcraft talents, but due to a small amount of melanin.

In green-eyed girls, a yellow or light brown pigment is distributed in the outer layer of the iris. And as a result of scattering by blue or cyan, green is obtained. The color of the iris is usually uneven, there is a large number of various shades of green.

Purely green color the eye is extremely rare, no more than two percent of people can boast of green eyes. They can be found in people in Northern and Central Europe, and sometimes in Southern Europe. In women, green eyes are much more common than in men, which played a role in attributing this eye color to sorceresses.

Amber

Amber eyes have a monotonous light brown color, sometimes they have a yellowish-green or reddish tint. Their color can also be close to marsh or golden, due to the presence of the pigment lipofuscin.

Swamp eye color (aka hazel or beer) is a mixed color. Depending on the lighting, it can appear golden, brown-green, brown, light brown with a yellow-green tint. In the outer layer of the iris, the melanin content is quite moderate, so the marsh color is obtained as a result of a combination of brown and blue or blue flowers. Yellow pigments may also be present. Unlike amber color eye, in this case the color is not monotonous, but rather heterogeneous.

Brown eyes

Brown eyes result from the fact that the outer layer of the iris contains a lot of melanin, so it absorbs both high-frequency and low-frequency light, and the reflected light in total gives brown. The more melanin, the darker and richer the color of the eyes.

Brown eye color is the most common in the world. And in our life, so - which is a lot - is less appreciated, therefore brown-eyed girls sometimes envy those to whom nature has given green or blue eyes. Just do not rush to be offended by nature, brown eyes are one of the most adapted to the sun!

Black eyes

The black color of the eyes is essentially dark brown, but the concentration of melanin in the iris is so high that the light falling on it is almost completely absorbed.

Red colored eyes

Yes, there are such eyes, and not only in the movies with vampires and ghouls, but also in reality! Red or pinkish eye color is found only in albinos. This color is associated with the absence of melanin in the iris, so the color is formed on the basis of the blood circulating in the vessels of the iris. In some rare cases red blood, mixed with blue, gives a slight purple hue.

Purple eyes!

The most unusual and rare eye color is rich purple. This is extremely rare, perhaps only a few people on earth have a similar eye color, therefore this phenomenon little studied, and on this account there are different versions and myths that go far into the depths of centuries. But most likely purple eyes do not give their owner any superpowers.

Eyes of different colors

This phenomenon is called heterochromia, which in Greek means "different color". The reason for this feature is the different amount of melanin in the irises of the eye. There is complete heterochromia - when one eye is of the same color, the second is different, and partial - when parts of the iris of one eye are of different colors.

Can eye color change throughout life?

Within the same color group, color can change depending on lighting, clothing, makeup, even mood. In general, with age, the eyes of most people brighten, losing their original bright color.

As you know, it consists of many layers. Behind the transparent cornea choroid- in the front part, it has an iris, which, in turn, contains chromatophore cells in one of its layers. In them and . On its own, it ranges from to dark brown to black. How, then, are blue, blue or green?

The answer is quite simple: it all depends on the amount of pigment and the density of the fibers of the outer layer of the iris. So, a rich blue tint is obtained due to the combination of a low density of collagen fibers and a low content of melanin. The fibers themselves are white, the color appears due to the scattering of light in the stroma of the cornea. Blue and gray are formed in a similar way, with the only difference that the fibers are denser, so the iris is lighter.

A green tint is extremely rare. It is associated with a small amount of yellow pigment lipofuscin with a low content of melanin. The color, which should have been blue or blue, when mixed with lipofuscin, gives green.

Finally, black and shades of brown are obtained only when high content melanin. Brown is the most common color in the world. Most of the owners of such eyes are concentrated in Southeast Asia, Africa, Oceania, South America and in southern Europe.

Eye color: interesting facts

It is generally accepted that the pigment of the eyes is determined genetically: the eyes give dominant genes, light - recessive. However, in reality, genetics is extremely complex and controversial, and a wide variety of combinations can occur. However, the gene brown eyes still recognized as the strongest. In addition, an interesting pattern: the darker the eyes, the more they are protected from blinding sunlight. This also applies to the indigenous peoples of the North: their eyes need protection from the bright reflection of the snow.

All Caucasian children are born with light, usually blue eyes. However, after three to six months, the shade may change. The final color of the iris is established only in the early adolescence around 10-12 years of age. The eyes can seem to “fade” - this is due to dystrophic processes causing depigmentation.

Eye color can also change as a result of a number of diseases such as glaucoma, siderosis, and finally leukemia and lymphoma.