Black-painted surfaces that receive the sun's heat become hotter than surfaces of any other color.

VOA: special.2009.04.20

So I had only known people of color. I only knew black people or Nigros as we called ourselves then or we are called.

所以，我所认识的人,就只有黑人而已,那时我们自称“黑鬼“,大家也都这么叫我们。

普林斯顿公开课 - 人性课程节选

The color black or the lack of color that is black is...

黑色，或缺少色彩的，也指黑色，是……

上东区的氛围 - SpeakingMax英语口语达人

The color black is used often in expressions.

VOA: special.2009.11.15

She says Jackson's apparent discomfort over his skin color was especially troubling as he sang about racial harmony in songs such as 1991's "Black or White."

VOA: standard.2009.06.28

"For the more than half of whom are black and brown, and from communities of color access to health care would be provided by comprehensive health reform,".

VOA: standard.2009.09.09