black
#000000
#663AC3
#663AC3
Color Values
| Format | #000000 | #663AC3 |
|---|---|---|
| HEX | #000000 | #663AC3 |
| RGB | 0, 0, 0 | 102, 58, 195 |
| HSL | 0.0, 0.0%, 0.0% | 259.3, 54.2%, 49.6% |
| HSV | 0.0, 0.0%, 0.0% | 259.3, 70.3%, 76.5% |
| CMYK | 0%, 0%, 0%, 100% | 47.7%, 70.3%, 0.0%, 23.5% |
| OKLCH | 0.0 0.0 0.0 | 0.4831 0.2001 291.9 |
Contrast & Accessibility
2.96:1
AA Fail
AA Large Fail
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #663AC3 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #663AC3
Color Difference (Delta E)
90.2
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #663AC3);
background: linear-gradient(135deg, #000000, #663AC3);