black
#000000
#3F81BF
#3F81BF
Color Values
| Format | #000000 | #3F81BF |
|---|---|---|
| HEX | #000000 | #3F81BF |
| RGB | 0, 0, 0 | 63, 129, 191 |
| HSL | 0.0, 0.0%, 0.0% | 209.1, 50.4%, 49.8% |
| HSV | 0.0, 0.0%, 0.0% | 209.1, 67.0%, 74.9% |
| CMYK | 0%, 0%, 0%, 100% | 67.0%, 32.5%, 0.0%, 25.1% |
| OKLCH | 0.0 0.0 0.0 | 0.5886 0.1169 249.2 |
Contrast & Accessibility
5.1:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #3F81BF → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #3F81BF
Color Difference (Delta E)
65.1
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #3F81BF);
background: linear-gradient(135deg, #000000, #3F81BF);