black
#000000
#21789C
#21789C
Color Values
| Format | #000000 | #21789C |
|---|---|---|
| HEX | #000000 | #21789C |
| RGB | 0, 0, 0 | 33, 120, 156 |
| HSL | 0.0, 0.0%, 0.0% | 197.6, 65.1%, 37.1% |
| HSV | 0.0, 0.0%, 0.0% | 197.6, 78.8%, 61.2% |
| CMYK | 0%, 0%, 0%, 100% | 78.8%, 23.1%, 0.0%, 38.8% |
| OKLCH | 0.0 0.0 0.0 | 0.5392 0.0966 230.7 |
Contrast & Accessibility
4.23:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #21789C → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #21789C
Color Difference (Delta E)
55.57
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #21789C);
background: linear-gradient(135deg, #000000, #21789C);