black
#000000
#21474F
#21474F
Color Values
| Format | #000000 | #21474F |
|---|---|---|
| HEX | #000000 | #21474F |
| RGB | 0, 0, 0 | 33, 71, 79 |
| HSL | 0.0, 0.0%, 0.0% | 190.4, 41.1%, 22.0% |
| HSV | 0.0, 0.0%, 0.0% | 190.4, 58.2%, 31.0% |
| CMYK | 0%, 0%, 0%, 100% | 58.2%, 10.1%, 0.0%, 69.0% |
| OKLCH | 0.0 0.0 0.0 | 0.3736 0.0452 213.1 |
Contrast & Accessibility
2.08:1
AA Fail
AA Large Fail
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #21474F → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #21474F
Color Difference (Delta E)
31.19
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #21474F);
background: linear-gradient(135deg, #000000, #21474F);