camel vs coffee-colored

camel

adj
  • Of a light brown color like that of a camel. 

noun
  • A beast of burden, much used in desert areas, of the genus Camelus. 

  • A light brownish color, like that of a camel (also called camel brown). 

  • Loaded vessels lashed tightly, one on each side of another vessel, and then emptied to reduce the draught of the ship in the middle. 

coffee-colored

How often have the words camel and coffee-colored occurred in a corpus of books? (source: Google Ngram Viewer )