blue
- HEX
- #0343df
- RGB
- rgb(3, 67, 223)
- HSL
- hsl(222.5, 97.3%, 44.3%)
- CMYK
- cmyk(98.7%, 70%, 0%, 12.5%)
- OKLCH
- oklch(47.2% 0.241 263.345)
blue is a blue color with a cool undertone, written #0343df in hexadecimal.
Quick facts
| Family | Blue |
|---|---|
| Undertone | cool |
| Lightness | 44.3% |
| Contrast on white | 7.31 |
| Contrast on black | 2.87 |
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 | 7.31 | Pass | Pass | Pass | Pass |
| Black | 2.87 | Fail | Fail | Fail | Fail |
Similar colors
Sources
This name comes from the xkcd color survey.