black
#000000
#51729C
#51729C
Color Values
| Format | #000000 | #51729C |
|---|---|---|
| HEX | #000000 | #51729C |
| RGB | 0, 0, 0 | 81, 114, 156 |
| HSL | 0.0, 0.0%, 0.0% | 213.6, 31.6%, 46.5% |
| HSV | 0.0, 0.0%, 0.0% | 213.6, 48.1%, 61.2% |
| CMYK | 0%, 0%, 0%, 100% | 48.1%, 26.9%, 0.0%, 38.8% |
| OKLCH | 0.0 0.0 0.0 | 0.5446 0.0764 254.9 |
Contrast & Accessibility
4.24:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #51729C → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #51729C
Color Difference (Delta E)
54.08
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #51729C);
background: linear-gradient(135deg, #000000, #51729C);