black
#000000
#663CC4
#663CC4
Color Values
| Format | #000000 | #663CC4 |
|---|---|---|
| HEX | #000000 | #663CC4 |
| RGB | 0, 0, 0 | 102, 60, 196 |
| HSL | 0.0, 0.0%, 0.0% | 258.5, 53.5%, 50.2% |
| HSV | 0.0, 0.0%, 0.0% | 258.5, 69.4%, 76.9% |
| CMYK | 0%, 0%, 0%, 100% | 48.0%, 69.4%, 0.0%, 23.1% |
| OKLCH | 0.0 0.0 0.0 | 0.4866 0.1989 291.4 |
Contrast & Accessibility
3.01:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #663CC4 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #663CC4
Color Difference (Delta E)
89.87
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #663CC4);
background: linear-gradient(135deg, #000000, #663CC4);