black
#000000
#637ECA
#637ECA
Color Values
| Format | #000000 | #637ECA |
|---|---|---|
| HEX | #000000 | #637ECA |
| RGB | 0, 0, 0 | 99, 126, 202 |
| HSL | 0.0, 0.0%, 0.0% | 224.3, 49.3%, 59.0% |
| HSV | 0.0, 0.0%, 0.0% | 224.3, 51.0%, 79.2% |
| CMYK | 0%, 0%, 0%, 100% | 51.0%, 37.6%, 0.0%, 20.8% |
| OKLCH | 0.0 0.0 0.0 | 0.6062 0.1201 267.9 |
Contrast & Accessibility
5.37:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #637ECA → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #637ECA
Color Difference (Delta E)
69.57
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #637ECA);
background: linear-gradient(135deg, #000000, #637ECA);