#810d21
a dark, electric red · warm · closest name: maroon
RGB
129, 13, 33
HSL
350°, 82%, 28%
CMYK
0, 90, 74, 49
Luminance
0.0506
Every format
| HEX | #810d21 |
| RGB | rgb(129, 13, 33) |
| HSL | hsl(350, 82%, 28%) |
| CMYK | cmyk(0%, 90%, 74%, 49%) |
| LAB | lab(26.9 46.8 22.0) |
| LCH | lch(26.9 51.7 25.1) |
| OKLCH | oklch(0.388 0.147 20.1) |
Copy-ready code
/* CSS */
color: #810d21;
background-color: #810d21;
/* Tailwind (arbitrary) */
class="text-[#810d21] bg-[#810d21]"
/* SCSS */
$brand: #810d21;
/* SwiftUI */
Color(red: 0.506, green: 0.051, blue: 0.129)
/* Android */
Color.parseColor("#810d21")Accessibility — WCAG contrast
Aa
#810d21 on white: 10.43:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#810d21 on black: 2.01:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red50.6%
Green5.1%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta89.9%
Yellow74.4%
Key (black)49.4%
Color previews
#810d21 text on a black background
contrast 2.01:1
Card sample
#810d21 text on a white background
contrast 10.43:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #810d21;
Background color
Panel with #810d21 background
background-color: #810d21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #810d21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(129, 13, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(129, 13, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #810d21; background: linear-gradient(135deg, #810d21, #81460D);