black
#000000
#637D99
#637D99
Color Values
| Format | #000000 | #637D99 |
|---|---|---|
| HEX | #000000 | #637D99 |
| RGB | 0, 0, 0 | 99, 125, 153 |
| HSL | 0.0, 0.0%, 0.0% | 211.1, 21.4%, 49.4% |
| HSV | 0.0, 0.0%, 0.0% | 211.1, 35.3%, 60.0% |
| CMYK | 0%, 0%, 0%, 100% | 35.3%, 18.3%, 0.0%, 40.0% |
| OKLCH | 0.0 0.0 0.0 | 0.58 0.0528 250.6 |
Contrast & Accessibility
4.92:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #637D99 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #637D99
Color Difference (Delta E)
54.53
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #637D99);
background: linear-gradient(135deg, #000000, #637D99);