black
#000000
#557BA3
#557BA3
Color Values
| Format | #000000 | #557BA3 |
|---|---|---|
| HEX | #000000 | #557BA3 |
| RGB | 0, 0, 0 | 85, 123, 163 |
| HSL | 0.0, 0.0%, 0.0% | 210.8, 31.5%, 48.6% |
| HSV | 0.0, 0.0%, 0.0% | 210.8, 47.9%, 63.9% |
| CMYK | 0%, 0%, 0%, 100% | 47.9%, 24.5%, 0.0%, 36.1% |
| OKLCH | 0.0 0.0 0.0 | 0.5711 0.0756 250.5 |
Contrast & Accessibility
4.75:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #557BA3 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #557BA3
Color Difference (Delta E)
56.52
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #557BA3);
background: linear-gradient(135deg, #000000, #557BA3);