black
#000000
#663EC5
#663EC5
Color Values
| Format | #000000 | #663EC5 |
|---|---|---|
| HEX | #000000 | #663EC5 |
| RGB | 0, 0, 0 | 102, 62, 197 |
| HSL | 0.0, 0.0%, 0.0% | 257.8, 53.8%, 50.8% |
| HSV | 0.0, 0.0%, 0.0% | 257.8, 68.5%, 77.3% |
| CMYK | 0%, 0%, 0%, 100% | 48.2%, 68.5%, 0.0%, 22.7% |
| OKLCH | 0.0 0.0 0.0 | 0.4901 0.1977 290.9 |
Contrast & Accessibility
3.06:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #663EC5 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #663EC5
Color Difference (Delta E)
89.52
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #663EC5);
background: linear-gradient(135deg, #000000, #663EC5);