black and white vs brown and white

black and white

adj
  • Easily divided into diametrically opposing camps or schools of thought. 

noun
  • The police, a police officer or the clothing they wear. 

  • A type of giant cookie (about 8 inches diameter) with icing on the top side: half white, half dark chocolate. 

  • A police patrol car. 

brown and white

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