black
#000000
#397CD1
#397CD1
Color Values
| Format | #000000 | #397CD1 |
|---|---|---|
| HEX | #000000 | #397CD1 |
| RGB | 0, 0, 0 | 57, 124, 209 |
| HSL | 0.0, 0.0%, 0.0% | 213.6, 62.3%, 52.2% |
| HSV | 0.0, 0.0%, 0.0% | 213.6, 72.7%, 82.0% |
| CMYK | 0%, 0%, 0%, 100% | 72.7%, 40.7%, 0.0%, 18.0% |
| OKLCH | 0.0 0.0 0.0 | 0.5855 0.1473 255.7 |
Contrast & Accessibility
4.98:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #397CD1 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #397CD1
Color Difference (Delta E)
72.31
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #397CD1);
background: linear-gradient(135deg, #000000, #397CD1);