black
#000000
#138B21
#138B21
Color Values
| Format | #000000 | #138B21 |
|---|---|---|
| HEX | #000000 | #138B21 |
| RGB | 0, 0, 0 | 19, 139, 33 |
| HSL | 0.0, 0.0%, 0.0% | 127.0, 75.9%, 31.0% |
| HSV | 0.0, 0.0%, 0.0% | 127.0, 86.3%, 54.5% |
| CMYK | 0%, 0%, 0%, 100% | 86.3%, 0.0%, 76.3%, 45.5% |
| OKLCH | 0.0 0.0 0.0 | 0.5551 0.173 143.9 |
Contrast & Accessibility
4.74:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #138B21 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #138B21
Color Difference (Delta E)
85.1
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #138B21);
background: linear-gradient(135deg, #000000, #138B21);