The colour lab
Cerulean (Crayola)
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.
Cerulean (Crayola)
#1DACD61.3Cyan (process)#00B7EB6.1Pacific blue#1CA9C96.9Maximum blue#47ABCC7.4Blue (Weezer Blue Album cover)#189BCC7.6Weezy Blue#189BCC7.6Process Cyan#00B9F28.7United Nations blue#009EDB12.1Blue (Munsell)#0093AF12.5Vivid sky blue#00CCFF12.6Carolina blue#56A0D313Deep sky blue#00BFFF13Harmonies
Contrast with text
White text 2.69:1fails
Black text 7.82:1passes AAA
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.