black
#000000
#637ADF
#637ADF
Color Values
| Format | #000000 | #637ADF |
|---|---|---|
| HEX | #000000 | #637ADF |
| RGB | 0, 0, 0 | 99, 122, 223 |
| HSL | 0.0, 0.0%, 0.0% | 228.9, 66.0%, 63.1% |
| HSV | 0.0, 0.0%, 0.0% | 228.9, 55.6%, 87.5% |
| CMYK | 0%, 0%, 0%, 100% | 55.6%, 45.3%, 0.0%, 12.5% |
| OKLCH | 0.0 0.0 0.0 | 0.6104 0.1546 271.5 |
Contrast & Accessibility
5.38:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #637ADF → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #637ADF
Color Difference (Delta E)
79.25
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #637ADF);
background: linear-gradient(135deg, #000000, #637ADF);