#a90d21
a dark, electric red · warm · closest name: firebrick
RGB
169, 13, 33
HSL
352°, 86%, 36%
CMYK
0, 92, 81, 34
Luminance
0.0883
Every format
| HEX | #a90d21 |
| RGB | rgb(169, 13, 33) |
| HSL | hsl(352, 86%, 36%) |
| CMYK | cmyk(0%, 92%, 81%, 34%) |
| LAB | lab(35.7 57.8 34.1) |
| LCH | lch(35.7 67.1 30.5) |
| OKLCH | oklch(0.468 0.183 23.8) |
Copy-ready code
/* CSS */
color: #a90d21;
background-color: #a90d21;
/* Tailwind (arbitrary) */
class="text-[#a90d21] bg-[#a90d21]"
/* SCSS */
$brand: #a90d21;
/* SwiftUI */
Color(red: 0.663, green: 0.051, blue: 0.129)
/* Android */
Color.parseColor("#a90d21")Accessibility — WCAG contrast
Aa
#a90d21 on white: 7.59:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#a90d21 on black: 2.77:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red66.3%
Green5.1%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta92.3%
Yellow80.5%
Key (black)33.7%
Color previews
#a90d21 text on a black background
contrast 2.77:1
Card sample
#a90d21 text on a white background
contrast 7.59:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #a90d21;
Background color
Panel with #a90d21 background
background-color: #a90d21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #a90d21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(169, 13, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(169, 13, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #a90d21; background: linear-gradient(135deg, #a90d21, #A9610D);