black
#000000
#555551
#555551
Color Values
| Format | #000000 | #555551 |
|---|---|---|
| HEX | #000000 | #555551 |
| RGB | 0, 0, 0 | 85, 85, 81 |
| HSL | 0.0, 0.0%, 0.0% | 60.0, 2.4%, 32.5% |
| HSV | 0.0, 0.0%, 0.0% | 60.0, 4.7%, 33.3% |
| CMYK | 0%, 0%, 0%, 100% | 0.0%, 0.0%, 4.7%, 66.7% |
| OKLCH | 0.0 0.0 0.0 | 0.4482 0.0064 106.7 |
Contrast & Accessibility
2.8:1
AA Fail
AA Large Fail
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #555551 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #555551
Color Difference (Delta E)
36.12
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #555551);
background: linear-gradient(135deg, #000000, #555551);