lily-white vs snow-white

lily-white

adj
  • A shade of the color white. 

  • Pure, unblemished, immaculate. 

  • Of the Caucasian race; white. 

  • Innocent, having a reputation beyond reproach. 

snow-white

adj
  • As white as snow; exceptionally white. 

noun
  • A Caucasian person, especially a woman. 

How often have the words lily-white and snow-white occurred in a corpus of books? (source: Google Ngram Viewer )