black
#000000
#228F57
#228F57
Color Values
| Format | #000000 | #228F57 |
|---|---|---|
| HEX | #000000 | #228F57 |
| RGB | 0, 0, 0 | 34, 143, 87 |
| HSL | 0.0, 0.0%, 0.0% | 149.2, 61.6%, 34.7% |
| HSV | 0.0, 0.0%, 0.0% | 149.2, 76.2%, 56.1% |
| CMYK | 0%, 0%, 0%, 100% | 76.2%, 0.0%, 39.2%, 43.9% |
| OKLCH | 0.0 0.0 0.0 | 0.5764 0.1288 155.5 |
Contrast & Accessibility
5.13:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #228F57 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #228F57
Color Difference (Delta E)
71.47
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #228F57);
background: linear-gradient(135deg, #000000, #228F57);