black
#000000
#637CDA
#637CDA
Color Values
| Format | #000000 | #637CDA |
|---|---|---|
| HEX | #000000 | #637CDA |
| RGB | 0, 0, 0 | 99, 124, 218 |
| HSL | 0.0, 0.0%, 0.0% | 227.4, 61.7%, 62.2% |
| HSV | 0.0, 0.0%, 0.0% | 227.4, 54.6%, 85.5% |
| CMYK | 0%, 0%, 0%, 100% | 54.6%, 43.1%, 0.0%, 14.5% |
| OKLCH | 0.0 0.0 0.0 | 0.6114 0.1451 270.4 |
Contrast & Accessibility
5.43:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #637CDA → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #637CDA
Color Difference (Delta E)
76.55
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #637CDA);
background: linear-gradient(135deg, #000000, #637CDA);