black
#000000
#155F64
#155F64
Color Values
| Format | #000000 | #155F64 |
|---|---|---|
| HEX | #000000 | #155F64 |
| RGB | 0, 0, 0 | 21, 95, 100 |
| HSL | 0.0, 0.0%, 0.0% | 183.8, 65.3%, 23.7% |
| HSV | 0.0, 0.0%, 0.0% | 183.8, 79.0%, 39.2% |
| CMYK | 0%, 0%, 0%, 100% | 79.0%, 5.0%, 0.0%, 60.8% |
| OKLCH | 0.0 0.0 0.0 | 0.445 0.0688 201.8 |
Contrast & Accessibility
2.85:1
AA Fail
AA Large Fail
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #155F64 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #155F64
Color Difference (Delta E)
42.47
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #155F64);
background: linear-gradient(135deg, #000000, #155F64);