#a21621
a dark, electric red · warm · closest name: firebrick
RGB
162, 22, 33
HSL
355°, 76%, 36%
CMYK
0, 86, 80, 37
Luminance
0.0837
Every format
| HEX | #a21621 |
| RGB | rgb(162, 22, 33) |
| HSL | hsl(355, 76%, 36%) |
| CMYK | cmyk(0%, 86%, 80%, 37%) |
| LAB | lab(34.7 54.3 32.7) |
| LCH | lch(34.7 63.3 31.1) |
| OKLCH | oklch(0.459 0.172 24.4) |
Copy-ready code
/* CSS */
color: #a21621;
background-color: #a21621;
/* Tailwind (arbitrary) */
class="text-[#a21621] bg-[#a21621]"
/* SCSS */
$brand: #a21621;
/* SwiftUI */
Color(red: 0.635, green: 0.086, blue: 0.129)
/* Android */
Color.parseColor("#a21621")Accessibility — WCAG contrast
Aa
#a21621 on white: 7.86:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#a21621 on black: 2.67:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red63.5%
Green8.6%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta86.4%
Yellow79.6%
Key (black)36.5%
Color previews
#a21621 text on a black background
contrast 2.67:1
Card sample
#a21621 text on a white background
contrast 7.86:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #a21621;
Background color
Panel with #a21621 background
background-color: #a21621;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #a21621;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(162, 22, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(162, 22, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #a21621; background: linear-gradient(135deg, #a21621, #A26816);