black
#000000
#455F63
#455F63
Color Values
| Format | #000000 | #455F63 |
|---|---|---|
| HEX | #000000 | #455F63 |
| RGB | 0, 0, 0 | 69, 95, 99 |
| HSL | 0.0, 0.0%, 0.0% | 188.0, 17.9%, 32.9% |
| HSV | 0.0, 0.0%, 0.0% | 188.0, 30.3%, 38.8% |
| CMYK | 0%, 0%, 0%, 100% | 30.3%, 4.0%, 0.0%, 61.2% |
| OKLCH | 0.0 0.0 0.0 | 0.4662 0.0316 207.9 |
Contrast & Accessibility
3.07:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #455F63 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #455F63
Color Difference (Delta E)
39.78
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #455F63);
background: linear-gradient(135deg, #000000, #455F63);