black
#000000
#555C65
#555C65
Color Values
| Format | #000000 | #555C65 |
|---|---|---|
| HEX | #000000 | #555C65 |
| RGB | 0, 0, 0 | 85, 92, 101 |
| HSL | 0.0, 0.0%, 0.0% | 213.8, 8.6%, 36.5% |
| HSV | 0.0, 0.0%, 0.0% | 213.8, 15.8%, 39.6% |
| CMYK | 0%, 0%, 0%, 100% | 15.8%, 8.9%, 0.0%, 60.4% |
| OKLCH | 0.0 0.0 0.0 | 0.4719 0.017 254.7 |
Contrast & Accessibility
3.11:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #555C65 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #555C65
Color Difference (Delta E)
39.25
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #555C65);
background: linear-gradient(135deg, #000000, #555C65);