black
#000000
#21666F
#21666F
Color Values
| Format | #000000 | #21666F |
|---|---|---|
| HEX | #000000 | #21666F |
| RGB | 0, 0, 0 | 33, 102, 111 |
| HSL | 0.0, 0.0%, 0.0% | 186.9, 54.2%, 28.2% |
| HSV | 0.0, 0.0%, 0.0% | 186.9, 70.3%, 43.5% |
| CMYK | 0%, 0%, 0%, 100% | 70.3%, 8.1%, 0.0%, 56.5% |
| OKLCH | 0.0 0.0 0.0 | 0.4718 0.0684 207.4 |
Contrast & Accessibility
3.19:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #21666F → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #21666F
Color Difference (Delta E)
44.9
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #21666F);
background: linear-gradient(135deg, #000000, #21666F);