black
#000000
#3F666D
#3F666D
Color Values
| Format | #000000 | #3F666D |
|---|---|---|
| HEX | #000000 | #3F666D |
| RGB | 0, 0, 0 | 63, 102, 109 |
| HSL | 0.0, 0.0%, 0.0% | 189.1, 26.7%, 33.7% |
| HSV | 0.0, 0.0%, 0.0% | 189.1, 42.2%, 42.7% |
| CMYK | 0%, 0%, 0%, 100% | 42.2%, 6.4%, 0.0%, 57.3% |
| OKLCH | 0.0 0.0 0.0 | 0.4841 0.0454 210.1 |
Contrast & Accessibility
3.33:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #3F666D → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #3F666D
Color Difference (Delta E)
43.15
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #3F666D);
background: linear-gradient(135deg, #000000, #3F666D);