black
#000000
#55666F
#55666F
Color Values
| Format | #000000 | #55666F |
|---|---|---|
| HEX | #000000 | #55666F |
| RGB | 0, 0, 0 | 85, 102, 111 |
| HSL | 0.0, 0.0%, 0.0% | 200.8, 13.3%, 38.4% |
| HSV | 0.0, 0.0%, 0.0% | 200.8, 23.4%, 43.5% |
| CMYK | 0%, 0%, 0%, 100% | 23.4%, 8.1%, 0.0%, 56.5% |
| OKLCH | 0.0 0.0 0.0 | 0.4994 0.0251 231.0 |
Contrast & Accessibility
3.52:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #55666F → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #55666F
Color Difference (Delta E)
42.95
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #55666F);
background: linear-gradient(135deg, #000000, #55666F);