black
#000000
#556B78
#556B78
Color Values
| Format | #000000 | #556B78 |
|---|---|---|
| HEX | #000000 | #556B78 |
| RGB | 0, 0, 0 | 85, 107, 120 |
| HSL | 0.0, 0.0%, 0.0% | 202.3, 17.1%, 40.2% |
| HSV | 0.0, 0.0%, 0.0% | 202.3, 29.2%, 47.1% |
| CMYK | 0%, 0%, 0%, 100% | 29.2%, 10.8%, 0.0%, 52.9% |
| OKLCH | 0.0 0.0 0.0 | 0.5148 0.0333 234.2 |
Contrast & Accessibility
3.76:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #556B78 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #556B78
Color Difference (Delta E)
45.31
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #556B78);
background: linear-gradient(135deg, #000000, #556B78);