colorize vs tone

colorize

verb
  • To add color to. 

  • (Canadian spelling, acceptable) To convert black and white media to color by digital post production (as is often done in digital photography and in video special effects). 

tone

verb
  • to change the colour of 

  • to give a particular tone to 

  • to utter with an affected tone. 

  • to make (something) firmer 

pron
  • the one (of two) 

noun
  • The quality of being respectable or admirable. 

  • The pitch of a word that distinguishes a difference in meaning, for example in Chinese. 

  • The manner in which speech or writing is expressed. 

  • The character of a sound, especially the timbre of an instrument or voice. 

  • A specific pitch. 

  • (in a Gregorian chant) A recitational melody. 

  • The state of a living body or of any of its organs or parts in which the functions are healthy and performed with due vigor. 

  • a gun 

  • The shade or quality of a colour. 

  • The favourable effect of a picture produced by the combination of light and shade, or of colours. 

  • The definition and firmness of a muscle or organ; see also: tonus. 

  • (in the diatonic scale) An interval of a major second. 

  • Normal tension or responsiveness to stimuli. 

  • The general character, atmosphere, mood, or vibe (of a situation, place, etc.). 

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