They are significantly more common than the true anomalies of human vision, with estimates suggesting they account for about 8% to 10% of the population. The following categories represent the most likely candidates for the title of rarest eye color in humans.
Hazel Eyes: Debunking the Common Misconceptions About Rarity
The blue color is an optical illusion created by the complete absence of melanin and the scattering of ambient light. It is estimated that over 55% of the global population has brown eyes.
The color of the iris is determined primarily by the amount and type of melanin present in the anterior border layer and the stroma. Violet and Red: The Absolute Rarity.
Hazel Eyes: Understanding the Common Misconception About Rarity
This occurs due to variations in the concentration of melanin in each iris or a segmental difference affecting only a part of one eye. While central heterochromia (where the iris contains multiple colors, such as a blue ring around a brown pupil) is relatively benign and sometimes seen in celebrities, complete heterochromia is exceptionally rare.
More About What is rarest eye color
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