black
#000000
#663FC3
#663FC3
Color Values
| Format | #000000 | #663FC3 |
|---|---|---|
| HEX | #000000 | #663FC3 |
| RGB | 0, 0, 0 | 102, 63, 195 |
| HSL | 0.0, 0.0%, 0.0% | 257.7, 52.4%, 50.6% |
| HSV | 0.0, 0.0%, 0.0% | 257.7, 67.7%, 76.5% |
| CMYK | 0%, 0%, 0%, 100% | 47.7%, 67.7%, 0.0%, 23.5% |
| OKLCH | 0.0 0.0 0.0 | 0.4899 0.1942 291.1 |
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: #663FC3 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #663FC3
Color Difference (Delta E)
88.06
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #663FC3);
background: linear-gradient(135deg, #000000, #663FC3);