As adjectives the difference between colourless and unremarkable
is that colourless is having little or no colour while unremarkable is not remarkable.
colourless
Alternative forms
* colorless (American spelling)
Adjective
(
en adjective)
Having little or no colour.
(of a liquid) Water white.
Lacking in interest or variety.
unremarkable
English
Synonyms
* commonplace
* jejune
* mundane
* ordinary
Antonyms
* remarkable