black
#000000
#515C56
#515C56
Color Values
| Format | #000000 | #515C56 |
|---|---|---|
| HEX | #000000 | #515C56 |
| RGB | 0, 0, 0 | 81, 92, 86 |
| HSL | 0.0, 0.0%, 0.0% | 147.3, 6.4%, 33.9% |
| HSV | 0.0, 0.0%, 0.0% | 147.3, 12.0%, 36.1% |
| CMYK | 0%, 0%, 0%, 100% | 12.0%, 0.0%, 6.5%, 63.9% |
| OKLCH | 0.0 0.0 0.0 | 0.4632 0.0168 161.9 |
Contrast & Accessibility
3.02:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #515C56 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #515C56
Color Difference (Delta E)
38.44
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #515C56);
background: linear-gradient(135deg, #000000, #515C56);