black
#000000
#664C99
#664C99
Color Values
| Format | #000000 | #664C99 |
|---|---|---|
| HEX | #000000 | #664C99 |
| RGB | 0, 0, 0 | 102, 76, 153 |
| HSL | 0.0, 0.0%, 0.0% | 260.3, 33.6%, 44.9% |
| HSV | 0.0, 0.0%, 0.0% | 260.3, 50.3%, 60.0% |
| CMYK | 0%, 0%, 0%, 100% | 33.3%, 50.3%, 0.0%, 40.0% |
| OKLCH | 0.0 0.0 0.0 | 0.4804 0.1217 297.2 |
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: #664C99 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #664C99
Color Difference (Delta E)
61.32
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #664C99);
background: linear-gradient(135deg, #000000, #664C99);