black
#000000
#155A63
#155A63
Color Values
| Format | #000000 | #155A63 |
|---|---|---|
| HEX | #000000 | #155A63 |
| RGB | 0, 0, 0 | 21, 90, 99 |
| HSL | 0.0, 0.0%, 0.0% | 186.9, 65.0%, 23.5% |
| HSV | 0.0, 0.0%, 0.0% | 186.9, 78.8%, 38.8% |
| CMYK | 0%, 0%, 0%, 100% | 78.8%, 9.1%, 0.0%, 61.2% |
| OKLCH | 0.0 0.0 0.0 | 0.4308 0.0666 207.9 |
Contrast & Accessibility
2.67:1
AA Fail
AA Large Fail
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #155A63 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #155A63
Color Difference (Delta E)
40.4
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #155A63);
background: linear-gradient(135deg, #000000, #155A63);