black
#000000
#637BA4
#637BA4
Color Values
| Format | #000000 | #637BA4 |
|---|---|---|
| HEX | #000000 | #637BA4 |
| RGB | 0, 0, 0 | 99, 123, 164 |
| HSL | 0.0, 0.0%, 0.0% | 217.8, 26.3%, 51.6% |
| HSV | 0.0, 0.0%, 0.0% | 217.8, 39.6%, 64.3% |
| CMYK | 0%, 0%, 0%, 100% | 39.6%, 25.0%, 0.0%, 35.7% |
| OKLCH | 0.0 0.0 0.0 | 0.5804 0.0695 260.9 |
Contrast & Accessibility
4.9:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #637BA4 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #637BA4
Color Difference (Delta E)
56.93
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #637BA4);
background: linear-gradient(135deg, #000000, #637BA4);