black
#000000
#556F79
#556F79
Color Values
| Format | #000000 | #556F79 |
|---|---|---|
| HEX | #000000 | #556F79 |
| RGB | 0, 0, 0 | 85, 111, 121 |
| HSL | 0.0, 0.0%, 0.0% | 196.7, 17.5%, 40.4% |
| HSV | 0.0, 0.0%, 0.0% | 196.7, 29.8%, 47.5% |
| CMYK | 0%, 0%, 0%, 100% | 29.8%, 8.3%, 0.0%, 52.5% |
| OKLCH | 0.0 0.0 0.0 | 0.5248 0.0343 223.4 |
Contrast & Accessibility
3.94:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #556F79 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #556F79
Color Difference (Delta E)
46.53
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #556F79);
background: linear-gradient(135deg, #000000, #556F79);