black
#000000
#51808E
#51808E
Color Values
| Format | #000000 | #51808E |
|---|---|---|
| HEX | #000000 | #51808E |
| RGB | 0, 0, 0 | 81, 128, 142 |
| HSL | 0.0, 0.0%, 0.0% | 193.8, 27.4%, 43.7% |
| HSV | 0.0, 0.0%, 0.0% | 193.8, 43.0%, 55.7% |
| CMYK | 0%, 0%, 0%, 100% | 43.0%, 9.9%, 0.0%, 44.3% |
| OKLCH | 0.0 0.0 0.0 | 0.5715 0.0554 218.7 |
Contrast & Accessibility
4.83:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #51808E → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #51808E
Color Difference (Delta E)
53.76
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #51808E);
background: linear-gradient(135deg, #000000, #51808E);