Indigo
Sky-blue
Sky-blue adjective - Of a deep somewhat purplish blue color similar to that of a clear October sky.
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Synonyms for Sky-blue
Mutual synonyms
Both words in one sentence
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In Elseworld's Finest: Supergirl & Batgirl, both main characters wear blue: Supergirl's outfit is sky-blue and Batgirl's suit is dark-blue (and her first Batgirl costume was indigo).
Source: Blue Is Heroic
Cite this Source
Sky-blue and Indigo. (2016). Retrieved 2026, July 28, from https://thesaurus.plus/related/indigo/sky-blue
Indigo & Sky-blue. N.p., 2016. Web. 28 Jul. 2026. <https://thesaurus.plus/related/indigo/sky-blue>.
Sky-blue or Indigo. 2016. Accessed July 28, 2026. https://thesaurus.plus/related/indigo/sky-blue.