#831721
a dark, vivid red · warm · closest name: maroon
RGB
131, 23, 33
HSL
354°, 70%, 30%
CMYK
0, 82, 75, 49
Luminance
0.0555
Every format
| HEX | #831721 |
| RGB | rgb(131, 23, 33) |
| HSL | hsl(354, 70%, 30%) |
| CMYK | cmyk(0%, 82%, 75%, 49%) |
| LAB | lab(28.3 44.9 23.6) |
| LCH | lch(28.3 50.7 27.8) |
| OKLCH | oklch(0.399 0.142 22.3) |
Copy-ready code
/* CSS */
color: #831721;
background-color: #831721;
/* Tailwind (arbitrary) */
class="text-[#831721] bg-[#831721]"
/* SCSS */
$brand: #831721;
/* SwiftUI */
Color(red: 0.514, green: 0.090, blue: 0.129)
/* Android */
Color.parseColor("#831721")Accessibility — WCAG contrast
Aa
#831721 on white: 9.95:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#831721 on black: 2.11:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red51.4%
Green9.0%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta82.4%
Yellow74.8%
Key (black)48.6%
Color previews
#831721 text on a black background
contrast 2.11:1
Card sample
#831721 text on a white background
contrast 9.95:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #831721;
Background color
Panel with #831721 background
background-color: #831721;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #831721;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(131, 23, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(131, 23, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #831721; background: linear-gradient(135deg, #831721, #835517);