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[42] [43] Populations with light skin pigmentation evolved in climates of little sunlight. Light skin pigmentation protects against vitamin D deficiency. It is known that dark-skinned people who have moved to climates of limited sunlight can develop vitamin D-related conditions such as rickets, and different forms of cancer. [3] [44]
Definitions of the eye color "hazel" vary: it is sometimes considered to be synonymous with light brown or gold, as in the color of a hazelnut shell. [38] [40] [43] [45] Around 18% of the US population and 5% of the world population have hazel eyes. [28] 55.2% of Spanish subjects in a series of 221 photographs were judged to have hazel eyes. [46]
This is an accepted version of this page This is the latest accepted revision, reviewed on 26 January 2025. "Skin pigmentation" redirects here. For animal skin pigmentation, see Biological pigment. Extended Coloured family from South Africa showing some spectrum of human skin coloration Human skin color ranges from the darkest brown to the lightest hues. Differences in skin color among ...
African, South Asian and Australo-Melanesian populations also carry derived alleles for dark skin pigmentation that are not found in Europeans or East Asians. [32] Huang et al. (2021) found the existence of "selective pressure on light pigmentation in the ancestral population of Europeans and East Asians", prior to their divergence from each other.
The Fitzpatrick scale has been criticized for its Eurocentric bias and insufficient representation of global skin color diversity. [9] The scale originally was developed for classifying "white skin" in response to solar radiation, [2] and initially included only four categories focused on white skin, with "brown" and "black" skin types (V and VI) added as an afterthought.
"After the color image is established, the black silver-based image is dissolved away, leaving the color behind." #28 The Cathedral, Amsterdam, Holland Image credits: Detroit Photograph Company
The pigment comes from a specific cell called a melanophore, which produce the compound melanin. [27] [28] There are four other subspecies of this salamander, [29] and they have varying levels of melanin pigmentation. [28] [30] [31] The subspecies have yellow spots in different concentrations or proportions.
Titled "High Yaller", the painting's subject is a light-skinned black woman dressed in bright yellow from head to foot walking down a Harlem street. [ 15 ] The phrase survives in folk songs such as " The Yellow Rose of Texas ", which originally referred to Emily West Morgan , a " mulatto " indentured servant apocryphally associated with the ...