black
#000000
#21453F
#21453F
Color Values
| Format | #000000 | #21453F |
|---|---|---|
| HEX | #000000 | #21453F |
| RGB | 0, 0, 0 | 33, 69, 63 |
| HSL | 0.0, 0.0%, 0.0% | 170.0, 35.3%, 20.0% |
| HSV | 0.0, 0.0%, 0.0% | 170.0, 52.2%, 27.1% |
| CMYK | 0%, 0%, 0%, 100% | 52.2%, 0.0%, 8.7%, 72.9% |
| OKLCH | 0.0 0.0 0.0 | 0.3615 0.0431 181.7 |
Contrast & Accessibility
1.99:1
AA Fail
AA Large Fail
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #21453F → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #21453F
Color Difference (Delta E)
30.37
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #21453F);
background: linear-gradient(135deg, #000000, #21453F);