cerulean
- HEX
- #0485d1
- RGB
- rgb(4, 133, 209)
- HSL
- hsl(202.2, 96.2%, 41.8%)
- CMYK
- cmyk(98.1%, 36.4%, 0%, 18%)
- OKLCH
- oklch(59.6% 0.149 245.063)
cerulean is a blue color with a cool undertone, written #0485d1 in hexadecimal.
Quick facts
| Family | Blue |
|---|---|
| Undertone | cool |
| Lightness | 41.8% |
| Contrast on white | 3.98 |
| Contrast on black | 5.28 |
Tints, shades and tones
Color harmonies
Accessibility
Contrast ratio against white and black, and the WCAG 2.1 text levels each one passes.
| Background | Contrast ratio | AA normal | AA large | AAA normal | AAA large |
|---|---|---|---|---|---|
| White | 3.98 | Fail | Pass | Fail | Fail |
| Black | 5.28 | Pass | Pass | Fail | Pass |
Similar colors
Sources
This name comes from the xkcd color survey.