black
#000000
#21817C
#21817C
Color Values
| Format | #000000 | #21817C |
|---|---|---|
| HEX | #000000 | #21817C |
| RGB | 0, 0, 0 | 33, 129, 124 |
| HSL | 0.0, 0.0%, 0.0% | 176.9, 59.3%, 31.8% |
| HSV | 0.0, 0.0%, 0.0% | 176.9, 74.4%, 50.6% |
| CMYK | 0%, 0%, 0%, 100% | 74.4%, 0.0%, 3.9%, 49.4% |
| OKLCH | 0.0 0.0 0.0 | 0.5488 0.0856 189.8 |
Contrast & Accessibility
4.5:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #21817C → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #21817C
Color Difference (Delta E)
56.52
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #21817C);
background: linear-gradient(135deg, #000000, #21817C);