cruor vs titian

cruor

noun
  • The colouring matter of the blood. 

  • The clotted portion of coagulated blood, containing the colouring matter; gore. 

titian

noun
  • A bright auburn colour, tinted with gold. 

adj
  • Of a bright auburn colour, tinted with gold, especially in reference to hair. 

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