black
#000000
#1537CC
#1537CC
Color Values
| Format | #000000 | #1537CC |
|---|---|---|
| HEX | #000000 | #1537CC |
| RGB | 0, 0, 0 | 21, 55, 204 |
| HSL | 0.0, 0.0%, 0.0% | 228.9, 81.3%, 44.1% |
| HSV | 0.0, 0.0%, 0.0% | 228.9, 89.7%, 80.0% |
| CMYK | 0%, 0%, 0%, 100% | 89.7%, 73.0%, 0.0%, 20.0% |
| OKLCH | 0.0 0.0 0.0 | 0.4357 0.2287 265.5 |
Contrast & Accessibility
2.45:1
AA Fail
AA Large Fail
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #1537CC → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #1537CC
Color Difference (Delta E)
96.77
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #1537CC);
background: linear-gradient(135deg, #000000, #1537CC);