black
#000000
#556C69
#556C69
Color Values
| Format | #000000 | #556C69 |
|---|---|---|
| HEX | #000000 | #556C69 |
| RGB | 0, 0, 0 | 85, 108, 105 |
| HSL | 0.0, 0.0%, 0.0% | 172.2, 11.9%, 37.8% |
| HSV | 0.0, 0.0%, 0.0% | 172.2, 21.3%, 42.4% |
| CMYK | 0%, 0%, 0%, 100% | 21.3%, 0.0%, 2.8%, 57.6% |
| OKLCH | 0.0 0.0 0.0 | 0.5118 0.0277 186.6 |
Contrast & Accessibility
3.74:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #556C69 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #556C69
Color Difference (Delta E)
44.73
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #556C69);
background: linear-gradient(135deg, #000000, #556C69);