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Rang

The colour lab

Close to Blue (Munsell)

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 (Munsell)#0093AF6.2Maximum blue#47ABCC6.3Pacific blue#1CA9C97.5Sora-iro空色#4D8FAC7.5Cerulean (Crayola)#1DACD68.5Blue (Weezer Blue Album cover)#189BCC8.6Weezy Blue#189BCC8.6Gunjō-iro群青色#5D8CAE12.2Air superiority blue#72A0C112.5Carolina blue#56A0D312.6Air Force blue#5D8AA812.6Cerulean frost#6D9BC313.3

Harmonies

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

Contrast with text

White text 3.23:1large text only
Black text 6.49:1passes AA

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.