Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun sky-blue

1 sense of sky-blue

Sense 1
azure, cerulean, sapphire, lazuline, sky-blue -- (a light shade of blue)
       => blue, blueness -- (blue color or pigment; resembling the color of the clear sky in the daytime; "he had eyes of bright blue")

Antonyms of adj sky-blue

1 sense of sky-blue

Sense 1
azure, cerulean, sky-blue, bright blue -- (of a deep somewhat purplish blue color similar to that of a clear October sky; "October's bright blue weather")

INDIRECT (VIA chromatic) -> achromatic, neutral -- (having no hue; "neutral colors like black or white")

Similarity of adj sky-blue

1 sense of sky-blue

Sense 1
azure, cerulean, sky-blue, bright blue -- (of a deep somewhat purplish blue color similar to that of a clear October sky; "October's bright blue weather")
       => chromatic (vs. achromatic) -- (being or having or characterized by hue)