We don't have synonyms for colorism yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are coloring, colors and colonist.
(n) :
(American spelling) Prejudice or bias against persons on the basis of their skin color or complexion, often among persons of the same racial identification.
(n) :
(painting) A style of painting characterised by the use of intense color.
(n) :
(American spelling) Prejudice or bias against persons on the basis of their skin color or complexion, often among persons of the same racial identification.
(n) :
(painting) A style of painting characterised by the use of intense color.