black
#000000
#639999
#639999
Color Values
| Format | #000000 | #639999 |
|---|---|---|
| HEX | #000000 | #639999 |
| RGB | 0, 0, 0 | 99, 153, 153 |
| HSL | 0.0, 0.0%, 0.0% | 180.0, 21.4%, 49.4% |
| HSV | 0.0, 0.0%, 0.0% | 180.0, 35.3%, 60.0% |
| CMYK | 0%, 0%, 0%, 100% | 35.3%, 0.0%, 0.0%, 40.0% |
| OKLCH | 0.0 0.0 0.0 | 0.6454 0.0571 195.8 |
Contrast & Accessibility
6.55:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #639999 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #639999
Color Difference (Delta E)
62.49
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #639999);
background: linear-gradient(135deg, #000000, #639999);