ash-colored vs ashen

ash-colored

adj
  • Of the color of ashes; pale grey. 

ashen

adj
  • Of or resembling ashes. 

  • Ash-colored; pale; anemic, anaemic; appalled. 

  • Made from the wood of the ash-tree. 

verb
  • To turn into ash; make or become ashy 

  • To make or become pale 

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