#a41921
a dark, vivid red · warm · closest name: firebrick
RGB
164, 25, 33
HSL
357°, 74%, 37%
CMYK
0, 85, 80, 36
Luminance
0.0870
Every format
| HEX | #a41921 |
| RGB | rgb(164, 25, 33) |
| HSL | hsl(357, 74%, 37%) |
| CMYK | cmyk(0%, 85%, 80%, 36%) |
| LAB | lab(35.4 54.1 33.5) |
| LCH | lch(35.4 63.7 31.7) |
| OKLCH | oklch(0.464 0.172 25.0) |
Copy-ready code
/* CSS */
color: #a41921;
background-color: #a41921;
/* Tailwind (arbitrary) */
class="text-[#a41921] bg-[#a41921]"
/* SCSS */
$brand: #a41921;
/* SwiftUI */
Color(red: 0.643, green: 0.098, blue: 0.129)
/* Android */
Color.parseColor("#a41921")Accessibility — WCAG contrast
Aa
#a41921 on white: 7.67:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#a41921 on black: 2.74:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red64.3%
Green9.8%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta84.8%
Yellow79.9%
Key (black)35.7%
Color previews
#a41921 text on a black background
contrast 2.74:1
Card sample
#a41921 text on a white background
contrast 7.67:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #a41921;
Background color
Panel with #a41921 background
background-color: #a41921;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #a41921;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(164, 25, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(164, 25, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #a41921; background: linear-gradient(135deg, #a41921, #A46E19);