The colour lab
Close to Ai-iro
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.
Ai-iro藍色
#2643483.8Charcoal#36454F5.8Noshimehana-iro熨斗目花色#344D566.4Kōrainando高麗納戸#2038387.4Gunmetal#2A34397.9Outer space (Crayola)#2D383A7.9Omeshionando御召御納戸#3D4C518.4Onando-iro御納戸色#3641418.7Midnight green (eagle green)#0049538.9Tetsuonando鉄御納戸#2B37369.2Dark slate gray#2F4F4F9.5darkslategray#2F4F4F9.5Harmonies
Contrast with text
White text 11.2:1passes AAA
Black text 1.88:1fails
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.