/ Thesaurus / B Synonyms of bright blue Find synonyms for: Adjective1. azure, cerulean, sky-blue, bright blue, chromatic (vs. achromatic)usage: of a deep somewhat purplish blue color similar to that of a clear October sky; "October's bright blue weather"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: devout Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language