black
#000000
#397FBE
#397FBE
Color Values
| Format | #000000 | #397FBE |
|---|---|---|
| HEX | #000000 | #397FBE |
| RGB | 0, 0, 0 | 57, 127, 190 |
| HSL | 0.0, 0.0%, 0.0% | 208.4, 53.8%, 48.4% |
| HSV | 0.0, 0.0%, 0.0% | 208.4, 70.0%, 74.5% |
| CMYK | 0%, 0%, 0%, 100% | 70.0%, 33.2%, 0.0%, 25.5% |
| OKLCH | 0.0 0.0 0.0 | 0.5812 0.1199 248.5 |
Contrast & Accessibility
4.95:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #397FBE → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #397FBE
Color Difference (Delta E)
64.89
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #397FBE);
background: linear-gradient(135deg, #000000, #397FBE);