black
#000000
#515857
#515857
Color Values
| Format | #000000 | #515857 |
|---|---|---|
| HEX | #000000 | #515857 |
| RGB | 0, 0, 0 | 81, 88, 87 |
| HSL | 0.0, 0.0%, 0.0% | 171.4, 4.1%, 33.1% |
| HSV | 0.0, 0.0%, 0.0% | 171.4, 8.0%, 34.5% |
| CMYK | 0%, 0%, 0%, 100% | 8.0%, 0.0%, 1.1%, 65.5% |
| OKLCH | 0.0 0.0 0.0 | 0.4538 0.009 186.6 |
Contrast & Accessibility
2.88:1
AA Fail
AA Large Fail
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #515857 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #515857
Color Difference (Delta E)
36.89
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #515857);
background: linear-gradient(135deg, #000000, #515857);