black
#000000
#51978F
#51978F
Color Values
| Format | #000000 | #51978F |
|---|---|---|
| HEX | #000000 | #51978F |
| RGB | 0, 0, 0 | 81, 151, 143 |
| HSL | 0.0, 0.0%, 0.0% | 173.1, 30.2%, 45.5% |
| HSV | 0.0, 0.0%, 0.0% | 173.1, 46.4%, 59.2% |
| CMYK | 0%, 0%, 0%, 100% | 46.4%, 0.0%, 5.3%, 40.8% |
| OKLCH | 0.0 0.0 0.0 | 0.6282 0.0721 186.0 |
Contrast & Accessibility
6.17:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #51978F → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #51978F
Color Difference (Delta E)
62.78
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #51978F);
background: linear-gradient(135deg, #000000, #51978F);