black
#000000
#213F4B
#213F4B
Color Values
| Format | #000000 | #213F4B |
|---|---|---|
| HEX | #000000 | #213F4B |
| RGB | 0, 0, 0 | 33, 63, 75 |
| HSL | 0.0, 0.0%, 0.0% | 197.1, 38.9%, 21.2% |
| HSV | 0.0, 0.0%, 0.0% | 197.1, 56.0%, 29.4% |
| CMYK | 0%, 0%, 0%, 100% | 56.0%, 16.0%, 0.0%, 70.6% |
| OKLCH | 0.0 0.0 0.0 | 0.3497 0.0415 225.9 |
Contrast & Accessibility
1.88:1
AA Fail
AA Large Fail
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #213F4B → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #213F4B
Color Difference (Delta E)
28.09
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #213F4B);
background: linear-gradient(135deg, #000000, #213F4B);