black
#000000
#397F8A
#397F8A
Color Values
| Format | #000000 | #397F8A |
|---|---|---|
| HEX | #000000 | #397F8A |
| RGB | 0, 0, 0 | 57, 127, 138 |
| HSL | 0.0, 0.0%, 0.0% | 188.1, 41.5%, 38.2% |
| HSV | 0.0, 0.0%, 0.0% | 188.1, 58.7%, 54.1% |
| CMYK | 0%, 0%, 0%, 100% | 58.7%, 8.0%, 0.0%, 45.9% |
| OKLCH | 0.0 0.0 0.0 | 0.5562 0.0717 209.1 |
Contrast & Accessibility
4.58:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #397F8A → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #397F8A
Color Difference (Delta E)
54.19
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #397F8A);
background: linear-gradient(135deg, #000000, #397F8A);