Noun Concept
Categories: Shades of cyan, Articles with short description, Pigments, Inorganic pigments, Bird colours
azure  cerulean  sapphire  sky-blue  lazuline
Sky blue is a colour that resembles the colour of the unclouded sky at noon reflecting off a metallic surface. Wikipedia
Cerulean, also spelled caerulean, is a shade of blue ranging between azure and a darker sky blue. Wikipedia
Sapphire is a saturated shade of blue, referring to the gem of the same name. Wikipedia
Azure is a bright, cyan-blue color named after the mineral azurite. Wikipedia
Colour of the unclouded sky at noon reflecting off a metallic surface Wikidata
Saturated blue color Wikidata
Bright, cyan-blue colour Wikidata
The colour of the clear sky or the deep sea, between green and violet in the visible spectrum, and one of the primary additive colours for transmitted light; the colour obtained by subtracting red and green from white light using magenta and cyan filters. OmegaWiki
The clear blue colour of the sky; also, a pigment or dye of this colour. Wiktionary
Colour of the sky. Wiktionary (translation)
A vibrant light blue colour, like that of the sky on a fine day. Wiktionary
Azure. Wiktionary
Sky blue. Wiktionary