black
#000000
#637C90
#637C90
Color Values
| Format | #000000 | #637C90 |
|---|---|---|
| HEX | #000000 | #637C90 |
| RGB | 0, 0, 0 | 99, 124, 144 |
| HSL | 0.0, 0.0%, 0.0% | 206.7, 18.5%, 47.6% |
| HSV | 0.0, 0.0%, 0.0% | 206.7, 31.2%, 56.5% |
| CMYK | 0%, 0%, 0%, 100% | 31.3%, 13.9%, 0.0%, 43.5% |
| OKLCH | 0.0 0.0 0.0 | 0.574 0.0424 242.6 |
Contrast & Accessibility
4.82:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #637C90 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #637C90
Color Difference (Delta E)
52.76
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #637C90);
background: linear-gradient(135deg, #000000, #637C90);