melanin

"Throughout history, we have found all kinds of reasons to put ourselves above other people."
- Barack Obama

ra·cial·ism

"I detest racialism, because I regard it as a barbaric thing, whether it comes from a black man or a white man."

- Nelson Mandela [born 1918]

1. a. An emphasis on race or racial considerations, as in determining policy or interpreting events.
b. Policy or practice based on racial considerations.
2. Chiefly British Variant of racism.

An earlier related reference here.