of color vs varicolored

of color

adj
  • Nonwhite; of a race other than white, for example black. 

  • Belonging to a category of people with mixed black and white ancestry in the Americas in the 18th and early 19th centuries. 

varicolored

adj
  • Having a variety of colors; variegated or motley. 

How often have the words of color and varicolored occurred in a corpus of books? (source: Google Ngram Viewer )