of colour

adjective2

1. •
   (US) Nonwhite; of a race other than white, for example black.

   • It is to him that we owe the story that Talleyrand outraged the susceptibilities of the Philadelphians by his open admiration for a woman of colour with whom he frequently appeared in public. — 1932
2. •
   (historical) Belonging to a category of people with mixed black and white ancestry in the Americas in the 18th and early 19th centuries.

   • Those who owned the smaller plots were mainly poor whites, free people of color, and free blacks, none of whom had been affected by emancipation. — 1995