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)
#1DACD62.3Pacific blue#1CA9C95.4Maximum blue#47ABCC6.5Blue (Weezer Blue Album cover)#189BCC7.4Weezy Blue#189BCC7.4Cyan (process)#00B7EB8.5Blue (Munsell)#0093AF10.1Process Cyan#00B9F211.1United Nations blue#009EDB13Carolina blue#56A0D313.4Sora-iro空色#4D8FAC14.4Vivid sky blue#00CCFF14.7Harmonies
Contrast with text
White text 2.85:1fails
Black text 7.36:1passes 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.