black
#000000
#21749E
#21749E
Color Values
| Format | #000000 | #21749E |
|---|---|---|
| HEX | #000000 | #21749E |
| RGB | 0, 0, 0 | 33, 116, 158 |
| HSL | 0.0, 0.0%, 0.0% | 200.2, 65.4%, 37.5% |
| HSV | 0.0, 0.0%, 0.0% | 200.2, 79.1%, 62.0% |
| CMYK | 0%, 0%, 0%, 100% | 79.1%, 26.6%, 0.0%, 38.0% |
| OKLCH | 0.0 0.0 0.0 | 0.5303 0.1008 235.9 |
Contrast & Accessibility
4.06:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #21749E → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #21749E
Color Difference (Delta E)
55.5
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #21749E);
background: linear-gradient(135deg, #000000, #21749E);