black
#000000
#515B5C
#515B5C
Color Values
| Format | #000000 | #515B5C |
|---|---|---|
| HEX | #000000 | #515B5C |
| RGB | 0, 0, 0 | 81, 91, 92 |
| HSL | 0.0, 0.0%, 0.0% | 185.5, 6.4%, 33.9% |
| HSV | 0.0, 0.0%, 0.0% | 185.5, 12.0%, 36.1% |
| CMYK | 0%, 0%, 0%, 100% | 12.0%, 1.1%, 0.0%, 63.9% |
| OKLCH | 0.0 0.0 0.0 | 0.4628 0.0126 204.0 |
Contrast & Accessibility
3.0:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #515B5C → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #515B5C
Color Difference (Delta E)
38.07
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #515B5C);
background: linear-gradient(135deg, #000000, #515B5C);