black
#000000
#51797E
#51797E
Color Values
| Format | #000000 | #51797E |
|---|---|---|
| HEX | #000000 | #51797E |
| RGB | 0, 0, 0 | 81, 121, 126 |
| HSL | 0.0, 0.0%, 0.0% | 186.7, 21.7%, 40.6% |
| HSV | 0.0, 0.0%, 0.0% | 186.7, 35.7%, 49.4% |
| CMYK | 0%, 0%, 0%, 100% | 35.7%, 4.0%, 0.0%, 50.6% |
| OKLCH | 0.0 0.0 0.0 | 0.5484 0.0453 205.8 |
Contrast & Accessibility
4.39:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #51797E → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #51797E
Color Difference (Delta E)
50.3
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #51797E);
background: linear-gradient(135deg, #000000, #51797E);