of color vs variegated

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. 

variegated

adj
  • Streaked, spotted, or otherwise marked with a variety of color. 

  • Very colorful. 

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