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With brown eyes taking an overwhelming lead, all of the other eye colors have lower percentages. According to WorldAtlas , 8-10 percent of the world's population have blue eyes.
The total number of genes that contribute to eye color is unknown, but there are a few likely candidates. A study in Rotterdam (2009) found that it was possible to predict eye color with more than 90% accuracy for brown and blue using just six SNPs. [16] [17] In humans, eye color is a highly sexually dimorphic trait. [18]
The most unique part about hazel eyes is the blend of colors. Typically, we're used to seeing blue or brown eyes—eyes that are all one color. Hazel eyes spice it up with their mix of hues and ...
In sectoral heterochromia, areas of the same iris contain two different colors, the contrasting colors being demarcated in a radial, or sectoral, manner. Sectoral heterochromia may affect one or both eyes. [31] It is unknown how rare sectoral heterochromia is in humans, but it is considered to be less common than complete heterochromia.
A concept of four unique hues of psychologist Charles Hubbard Judd (1917). Unique hue is a term used in perceptual psychology of color vision and generally applied to the purest hues of blue, green, yellow and red.
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In this image, both RGB and Natural Color System color pairs are provided. It may be necessary to zoom to adjust the image. Some people may be able to see the color "red-green" in this image by letting their eyes cross so that both + symbols are on top of each other. In this image, both RGB and Natural Color System color pairs are provided. It ...