black
#000000
#637E4F
#637E4F
Color Values
| Format | #000000 | #637E4F |
|---|---|---|
| HEX | #000000 | #637E4F |
| RGB | 0, 0, 0 | 99, 126, 79 |
| HSL | 0.0, 0.0%, 0.0% | 94.5, 22.9%, 40.2% |
| HSV | 0.0, 0.0%, 0.0% | 94.5, 37.3%, 49.4% |
| CMYK | 0%, 0%, 0%, 100% | 21.4%, 0.0%, 37.3%, 50.6% |
| OKLCH | 0.0 0.0 0.0 | 0.5594 0.076 132.7 |
Contrast & Accessibility
4.63:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #637E4F → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #637E4F
Color Difference (Delta E)
57.69
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #637E4F);
background: linear-gradient(135deg, #000000, #637E4F);