black
#000000
#397EF3
#397EF3
Color Values
| Format | #000000 | #397EF3 |
|---|---|---|
| HEX | #000000 | #397EF3 |
| RGB | 0, 0, 0 | 57, 126, 243 |
| HSL | 0.0, 0.0%, 0.0% | 217.7, 88.6%, 58.8% |
| HSV | 0.0, 0.0%, 0.0% | 217.7, 76.5%, 95.3% |
| CMYK | 0%, 0%, 0%, 100% | 76.5%, 48.1%, 0.0%, 4.7% |
| OKLCH | 0.0 0.0 0.0 | 0.6121 0.1893 260.3 |
Contrast & Accessibility
5.45:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #397EF3 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #397EF3
Color Difference (Delta E)
86.66
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #397EF3);
background: linear-gradient(135deg, #000000, #397EF3);