black
#000000
#3F477B
#3F477B
Color Values
| Format | #000000 | #3F477B |
|---|---|---|
| HEX | #000000 | #3F477B |
| RGB | 0, 0, 0 | 63, 71, 123 |
| HSL | 0.0, 0.0%, 0.0% | 232.0, 32.3%, 36.5% |
| HSV | 0.0, 0.0%, 0.0% | 232.0, 48.8%, 48.2% |
| CMYK | 0%, 0%, 0%, 100% | 48.8%, 42.3%, 0.0%, 51.8% |
| OKLCH | 0.0 0.0 0.0 | 0.4165 0.087 275.4 |
Contrast & Accessibility
2.4:1
AA Fail
AA Large Fail
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #3F477B → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #3F477B
Color Difference (Delta E)
45.77
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #3F477B);
background: linear-gradient(135deg, #000000, #3F477B);