black
#000000
#21827C
#21827C
Color Values
| Format | #000000 | #21827C |
|---|---|---|
| HEX | #000000 | #21827C |
| RGB | 0, 0, 0 | 33, 130, 124 |
| HSL | 0.0, 0.0%, 0.0% | 176.3, 59.5%, 32.0% |
| HSV | 0.0, 0.0%, 0.0% | 176.3, 74.6%, 51.0% |
| CMYK | 0%, 0%, 0%, 100% | 74.6%, 0.0%, 4.6%, 49.0% |
| OKLCH | 0.0 0.0 0.0 | 0.5514 0.0864 188.8 |
Contrast & Accessibility
4.55:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #21827C → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #21827C
Color Difference (Delta E)
57.0
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #21827C);
background: linear-gradient(135deg, #000000, #21827C);