black
#000000
#21454C
#21454C
Color Values
| Format | #000000 | #21454C |
|---|---|---|
| HEX | #000000 | #21454C |
| RGB | 0, 0, 0 | 33, 69, 76 |
| HSL | 0.0, 0.0%, 0.0% | 189.8, 39.4%, 21.4% |
| HSV | 0.0, 0.0%, 0.0% | 189.8, 56.6%, 29.8% |
| CMYK | 0%, 0%, 0%, 100% | 56.6%, 9.2%, 0.0%, 70.2% |
| OKLCH | 0.0 0.0 0.0 | 0.3667 0.043 211.8 |
Contrast & Accessibility
2.02:1
AA Fail
AA Large Fail
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #21454C → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #21454C
Color Difference (Delta E)
30.18
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #21454C);
background: linear-gradient(135deg, #000000, #21454C);