One who colours; an artist with a talent for colouring(noun)
A hairdresser who is a specialist in colouring and tinting hair.(noun)
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Use "colourist" in a sentence
"Although he disliked being described as a colourist ( "Everyone uses colour, don't they?" he once remarked), his pictures were almost always built up of thin, deeply saturated Expressionistic hues against which, he said, black skin looked better than white."
"A mercurial scherzo and almost martial "allegro enfatico" showed off the BBCSSO's colourist skills."
"Back home, Cadell, alongside his Scottish colourist contemporaries, no doubt struggled to translate pictorial techniques bred there to fit the murk of downtown Edinburgh."