The Rarity of Green-Grey Eyes Green-grey eyes are rare compared to the global prevalence of brown and blue eyes. Brown eyes are the most common worldwide, accounting for approximately 70-80% of the global population. Blue eyes are the second most common, particularly in Europe, making up about 8-10% of people globally.
The colored part of the eye is called the iris. The iris has pigmentation that determines the eye color. Irises are classified as being one of six colors: amber, blue, brown, gray, green, hazel, or red.
Often confused with hazel eyes, amber eyes tend to be a solid golden or copper color without flecks of blue or green typical of hazel eyes. Learn how eye color is formed, how genetics and melanin work, and how to use a medical eye color chart. Includes rare colors, babies and heterochromia.
What is the rarest eye color? Learn about gray and green eyes, factors that influence eye color, and which genes play a significant role. To put green eyes' rarity in perspective, consider this: while brown eyes dominate globally (found in 70-79% of people), and blue eyes claim a respectable 8-10% of the population, green eyes appear in only about 2% of people worldwide. That makes them rarer than hazel eyes (around 5%) and roughly comparable to gray eyes (about 3%).
A closer examination shows greyish brown eyes often feature a mix of brown, green, gold, and grey flecks or rings. They can shift between appearing more brown or greenish depending on the light. However, some people identify as having green eyes because their eyes are predominantly green with small specks of other colors, like gold, brown, gray, or yellow.
The colors of human eyes vary from common tones like brown to unusual colors like amber, green, hazel, and grey. Intricate genetic relationships and particular melanin concentrations frequently cause these colors. Greenish greyish eyes are a mesmerizing blend of hues that combine characteristics of both green and grey eye colors.
This unique eye color results from a complex interplay of pigmentation and genetics. The grey aspect arises due to the scattering and reflection of light by the iris, giving it a lighter and often misty or smoky appearance. Complete heterochromia: People with complete heterochromia have eyes that are completely different colors.
For example, one eye may be green, and the other may be brown, blue, or another color.