black
#000000
#3663CC
#3663CC
Color Values
| Format | #000000 | #3663CC |
|---|---|---|
| HEX | #000000 | #3663CC |
| RGB | 0, 0, 0 | 54, 99, 204 |
| HSL | 0.0, 0.0%, 0.0% | 222.0, 59.5%, 50.6% |
| HSV | 0.0, 0.0%, 0.0% | 222.0, 73.5%, 80.0% |
| CMYK | 0%, 0%, 0%, 100% | 73.5%, 51.5%, 0.0%, 20.0% |
| OKLCH | 0.0 0.0 0.0 | 0.5274 0.1706 264.0 |
Contrast & Accessibility
3.81:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #3663CC → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #3663CC
Color Difference (Delta E)
76.72
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #3663CC);
background: linear-gradient(135deg, #000000, #3663CC);