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
#2643485.6Charcoal#36454F5.6Noshimehana-iro熨斗目花色#344D566.4Omeshionando御召御納戸#3D4C518.8Gunmetal#2A34398.9Outer space (Crayola)#2D383A9.3Midnight green (eagle green)#0049539.4Kōrainando高麗納戸#2038389.5Onando-iro御納戸色#36414110Dark slate gray#2F4F4F10.8darkslategray#2F4F4F10.8Tetsuonando鉄御納戸#2B373610.9Harmonies
Contrast with text
White text 10.98:1passes AAA
Black text 1.91:1fails
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.