black
#000000
#1537B0
#1537B0
Color Values
| Format | #000000 | #1537B0 |
|---|---|---|
| HEX | #000000 | #1537B0 |
| RGB | 0, 0, 0 | 21, 55, 176 |
| HSL | 0.0, 0.0%, 0.0% | 226.8, 78.7%, 38.6% |
| HSV | 0.0, 0.0%, 0.0% | 226.8, 88.1%, 69.0% |
| CMYK | 0%, 0%, 0%, 100% | 88.1%, 68.8%, 0.0%, 31.0% |
| OKLCH | 0.0 0.0 0.0 | 0.4062 0.1945 265.3 |
Contrast & Accessibility
2.21:1
AA Fail
AA Large Fail
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #1537B0 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #1537B0
Color Difference (Delta E)
81.51
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #1537B0);
background: linear-gradient(135deg, #000000, #1537B0);