black
#000000
#21717C
#21717C
Color Values
| Format | #000000 | #21717C |
|---|---|---|
| HEX | #000000 | #21717C |
| RGB | 0, 0, 0 | 33, 113, 124 |
| HSL | 0.0, 0.0%, 0.0% | 187.3, 58.0%, 30.8% |
| HSV | 0.0, 0.0%, 0.0% | 187.3, 73.4%, 48.6% |
| CMYK | 0%, 0%, 0%, 100% | 73.4%, 8.9%, 0.0%, 51.4% |
| OKLCH | 0.0 0.0 0.0 | 0.5065 0.0762 208.3 |
Contrast & Accessibility
3.72:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #21717C → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #21717C
Color Difference (Delta E)
49.61
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #21717C);
background: linear-gradient(135deg, #000000, #21717C);