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Rang

The colour lab

Close to Blue sapphire

What is this colour called?

The closest names in the swatch book, nearest first. The number is the distance in CIE Lab space: under 2 is hard to tell apart by eye.

Blue sapphire#1261803.7Hanada縹#044F674.9Connor's Lakefront#175A6C5.9Hanaasagi花浅葱#1D697C8.5Shinbashi-iro新橋色#006C7F10.7Chigusa-iro千草色#31758911.9Teal blue#36758812.1Midnight green (eagle green)#00495313.3Queen blue#436B9514.1Dark electric blue#53687814.1Payne's grey#53687814.1Noshimehana-iro熨斗目花色#344D5614.1

Harmonies

ComplementaryIts opposite on the wheel
AnalogousIts neighbours
TriadicThree evenly spaced
Split complementaryEither side of its opposite
TintsLighter
ShadesDarker

Contrast with text

White text 7.63:1passes AAA
Black text 2.75:1fails

Ratios follow the WCAG 2 formula. 4.5:1 is the usual minimum for body text.

Through colour-blind eyes

Typical vision
Protanopia
Deuteranopia
Tritanopia
No colour

A simulation. Real colour vision varies from person to person.

The weekly palette

Every Monday: seven colours you may not know, what the world is wearing this week, and one idea about colour.