Deep Sky Blue

#00BFFF

A blue — trustworthy, calm and stable. The most-used brand colour on the web, blue reads as reliable and clean.

Every format

Contrast

Deep Sky Blue scores 2.12:1 against white and 9.90:1 against black. It fails WCAG on white — use it for fills and accents, not for text. Check it against another colour →

Shades and tints

A palette built around it

Open Deep Sky Blue in the palette generator →