#5b0b0b
a deep, electric red · warm · closest name: maroon
RGB
91, 11, 11
HSL
0°, 78%, 20%
CMYK
0, 88, 88, 64
Luminance
0.0249
Every format
| HEX | #5b0b0b |
| RGB | rgb(91, 11, 11) |
| HSL | hsl(0, 78%, 20%) |
| CMYK | cmyk(0%, 88%, 88%, 64%) |
| LAB | lab(17.9 34.8 22.8) |
| LCH | lch(17.9 41.6 33.2) |
| OKLCH | oklch(0.305 0.112 27.0) |
Copy-ready code
/* CSS */
color: #5b0b0b;
background-color: #5b0b0b;
/* Tailwind (arbitrary) */
class="text-[#5b0b0b] bg-[#5b0b0b]"
/* SCSS */
$brand: #5b0b0b;
/* SwiftUI */
Color(red: 0.357, green: 0.043, blue: 0.043)
/* Android */
Color.parseColor("#5b0b0b")Accessibility — WCAG contrast
Aa
#5b0b0b on white: 14.02:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#5b0b0b on black: 1.50:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red35.7%
Green4.3%
Blue4.3%
CMYK percentages
Cyan0.0%
Magenta87.9%
Yellow87.9%
Key (black)64.3%
Color previews
#5b0b0b text on a black background
contrast 1.50:1
Card sample
#5b0b0b text on a white background
contrast 14.02:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #5b0b0b;
Background color
Panel with #5b0b0b background
background-color: #5b0b0b;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #5b0b0b;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(91, 11, 11, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(91, 11, 11, 0.45);
Border & gradient
Gradient panel
border: 3px solid #5b0b0b; background: linear-gradient(135deg, #5b0b0b, #5B400B);