black
#000000
#00FF21
#00FF21
Color Values
| Format | #000000 | #00FF21 |
|---|---|---|
| HEX | #000000 | #00FF21 |
| RGB | 0, 0, 0 | 0, 255, 33 |
| HSL | 0.0, 0.0%, 0.0% | 127.8, 100.0%, 50.0% |
| HSV | 0.0, 0.0%, 0.0% | 127.8, 100.0%, 100.0% |
| CMYK | 0%, 0%, 0%, 100% | 100.0%, 0.0%, 87.1%, 0.0% |
| OKLCH | 0.0 0.0 0.0 | 0.8671 0.2897 143.1 |
Contrast & Accessibility
15.33:1
AA Pass
AA Large Pass
AAA Pass
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #00FF21 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #00FF21
Color Difference (Delta E)
146.1
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #00FF21);
background: linear-gradient(135deg, #000000, #00FF21);