black
#000000
#21824B
#21824B
Color Values
| Format | #000000 | #21824B |
|---|---|---|
| HEX | #000000 | #21824B |
| RGB | 0, 0, 0 | 33, 130, 75 |
| HSL | 0.0, 0.0%, 0.0% | 146.0, 59.5%, 32.0% |
| HSV | 0.0, 0.0%, 0.0% | 146.0, 74.6%, 51.0% |
| CMYK | 0%, 0%, 0%, 100% | 74.6%, 0.0%, 42.3%, 49.0% |
| OKLCH | 0.0 0.0 0.0 | 0.5378 0.1228 153.5 |
Contrast & Accessibility
4.36:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #21824B → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #21824B
Color Difference (Delta E)
66.73
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #21824B);
background: linear-gradient(135deg, #000000, #21824B);