black
#000000
#397EB3
#397EB3
Color Values
| Format | #000000 | #397EB3 |
|---|---|---|
| HEX | #000000 | #397EB3 |
| RGB | 0, 0, 0 | 57, 126, 179 |
| HSL | 0.0, 0.0%, 0.0% | 206.1, 51.7%, 46.3% |
| HSV | 0.0, 0.0%, 0.0% | 206.1, 68.2%, 70.2% |
| CMYK | 0%, 0%, 0%, 100% | 68.2%, 29.6%, 0.0%, 29.8% |
| OKLCH | 0.0 0.0 0.0 | 0.5729 0.1074 244.6 |
Contrast & Accessibility
4.81:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #397EB3 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #397EB3
Color Difference (Delta E)
61.43
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #397EB3);
background: linear-gradient(135deg, #000000, #397EB3);