black
#000000
#2171BC
#2171BC
Color Values
| Format | #000000 | #2171BC |
|---|---|---|
| HEX | #000000 | #2171BC |
| RGB | 0, 0, 0 | 33, 113, 188 |
| HSL | 0.0, 0.0%, 0.0% | 209.0, 70.1%, 43.3% |
| HSV | 0.0, 0.0%, 0.0% | 209.0, 82.4%, 73.7% |
| CMYK | 0%, 0%, 0%, 100% | 82.4%, 39.9%, 0.0%, 26.3% |
| OKLCH | 0.0 0.0 0.0 | 0.5404 0.1391 251.2 |
Contrast & Accessibility
4.15:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #2171BC → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #2171BC
Color Difference (Delta E)
65.65
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #2171BC);
background: linear-gradient(135deg, #000000, #2171BC);