#831728
a dark, vivid red · warm · closest name: maroon
RGB
131, 23, 40
HSL
351°, 70%, 30%
CMYK
0, 82, 70, 49
Luminance
0.0559
Every format
| HEX | #831728 |
| RGB | rgb(131, 23, 40) |
| HSL | hsl(351, 70%, 30%) |
| CMYK | cmyk(0%, 82%, 70%, 49%) |
| LAB | lab(28.4 45.2 19.2) |
| LCH | lch(28.4 49.1 23.0) |
| OKLCH | oklch(0.400 0.141 18.7) |
Copy-ready code
/* CSS */
color: #831728;
background-color: #831728;
/* Tailwind (arbitrary) */
class="text-[#831728] bg-[#831728]"
/* SCSS */
$brand: #831728;
/* SwiftUI */
Color(red: 0.514, green: 0.090, blue: 0.157)
/* Android */
Color.parseColor("#831728")Accessibility — WCAG contrast
Aa
#831728 on white: 9.91:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#831728 on black: 2.12:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red51.4%
Green9.0%
Blue15.7%
CMYK percentages
Cyan0.0%
Magenta82.4%
Yellow69.5%
Key (black)48.6%
Color previews
#831728 text on a black background
contrast 2.12:1
Card sample
#831728 text on a white background
contrast 9.91:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #831728;
Background color
Panel with #831728 background
background-color: #831728;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #831728;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(131, 23, 40, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(131, 23, 40, 0.45);
Border & gradient
Gradient panel
border: 3px solid #831728; background: linear-gradient(135deg, #831728, #834E17);