Speaking of black men, they fight themselves, between clans... They are even much more racist... I haven't remembered the names yet. But, the ruling clan are those who are very tall and have lighter skin. Some are darker, but need to be more respectful. Physical ranks that disperse the clans. And I take this opportunity to say that I am shocked, that they leave certain heads of state, who are above all dictators, without doing anything...
After the skin:
Why do some people have black skin and others white skin? - Quebec Science (quebecscience.qc.ca)
And like many things, in old people there is a great loss in color. So that in the sun, they attract more sun, and therefore heat. They're warmer, but I wonder if they sweat like even less. On the other hand, they catch sunburn more easily.
And speaking of black, the idea of inferiority, is due to the color of the tan, which the farmers had, and the nobles found these people, who worked the land, to be inferior. This is still practiced in China, Japan and South Korea.
2. The mysteries of black otherness: skin color | Cairn.info
And speaking of characteristics, albino Africans were seen as magical. They were sold, to create potions, with their body parts. If it's good, these blondes, or those from the Solomon Islands to the Melanie Archipelago.
Note: The Little Mermaid is very red, her red color is due to the trainee who had to create the characters, and during the creation, it was the wrong hair color.