39
blue(shade, colour, adjective, tone, noun)
17
azure(shade, colour, blue, noun, name)
13
cerulean(shade, colour, noun, blue, name)
11
cobalt(shade, colour, blue, noun, name)
11
sapphire(shade, colour, blue, noun, name)
9
turquoise(shade, colour, blue, noun, name)
8
anil
7
cornflower(noun, adjective, name, shade, colour)
7
cyan(shade, colour, blue, noun, name)
6
navy(shade, colour, blue, noun, name)
6
ultramarine(shade, colour, blue, noun, name)
6
lavender(noun, adjective, colour, blue, hint)
6
teal(shade, colour, noun, name, blue)
4
cloudless(noun, adjective, name, shade, colour)
4
aqua(noun, name, shade, colour, blue)
4
bluebell(noun, name, shade, colour, blue)
4
lupine(noun, name, shade, colour, blue)
4
aquamarine(shade, colour, adjective, blue, noun)
4
cobalt blue(shade, colour, noun, name, blue)
4
lilac(noun, adjective, colour, hint, flower)
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APASmart Define. (2015). indigo thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/indigo/thesaurus/synonyms
ChicagoSmart Define. 2015. "indigo thesaurus" https://smartdefine.org/indigo/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, indigo thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/indigo/thesaurus/synonyms>.
MLASmart Define. "indigo thesaurus" 7 May 2015. Web. 20 September 2026. <https://smartdefine.org/indigo/thesaurus/synonyms>