many-coloured vs monochromatic

many-coloured

adj
  • Composed of a great number of different colours; multicoloured; variegated. 

monochromatic

adj
  • Having only one color, represented by differing hues and tints. For example shades in a black and white television. 

  • Perceptive of only one color; unable to distinguish colors; total color blindness. 

  • Plain, dull, lifeless. 

How often have the words many-coloured and monochromatic occurred in a corpus of books? (source: Google Ngram Viewer )