black
#000000
#3866CC
#3866CC
Color Values
| Format | #000000 | #3866CC |
|---|---|---|
| HEX | #000000 | #3866CC |
| RGB | 0, 0, 0 | 56, 102, 204 |
| HSL | 0.0, 0.0%, 0.0% | 221.4, 59.2%, 51.0% |
| HSV | 0.0, 0.0%, 0.0% | 221.4, 72.5%, 80.0% |
| CMYK | 0%, 0%, 0%, 100% | 72.5%, 50.0%, 0.0%, 20.0% |
| OKLCH | 0.0 0.0 0.0 | 0.5345 0.1664 263.5 |
Contrast & Accessibility
3.94:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #3866CC → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #3866CC
Color Difference (Delta E)
75.7
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #3866CC);
background: linear-gradient(135deg, #000000, #3866CC);