#ad0521
a dark, electric red · warm · closest name: firebrick
RGB
173, 5, 33
HSL
350°, 94%, 35%
CMYK
0, 97, 81, 32
Luminance
0.0910
Every format
| HEX | #ad0521 |
| RGB | rgb(173, 5, 33) |
| HSL | hsl(350, 94%, 35%) |
| CMYK | cmyk(0%, 97%, 81%, 32%) |
| LAB | lab(36.2 59.9 34.9) |
| LCH | lch(36.2 69.3 30.3) |
| OKLCH | oklch(0.473 0.189 23.5) |
Copy-ready code
/* CSS */
color: #ad0521;
background-color: #ad0521;
/* Tailwind (arbitrary) */
class="text-[#ad0521] bg-[#ad0521]"
/* SCSS */
$brand: #ad0521;
/* SwiftUI */
Color(red: 0.678, green: 0.020, blue: 0.129)
/* Android */
Color.parseColor("#ad0521")Accessibility — WCAG contrast
Aa
#ad0521 on white: 7.45:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#ad0521 on black: 2.82:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red67.8%
Green2.0%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta97.1%
Yellow80.9%
Key (black)32.2%
Color previews
#ad0521 text on a black background
contrast 2.82:1
Card sample
#ad0521 text on a white background
contrast 7.45:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #ad0521;
Background color
Panel with #ad0521 background
background-color: #ad0521;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #ad0521;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(173, 5, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(173, 5, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #ad0521; background: linear-gradient(135deg, #ad0521, #AD5905);