#b50413
a dark, electric red · warm · closest name: firebrick
RGB
181, 4, 19
HSL
355°, 96%, 36%
CMYK
0, 98, 90, 29
Luminance
0.0996
Every format
| HEX | #b50413 |
| RGB | rgb(181, 4, 19) |
| HSL | hsl(355, 96%, 36%) |
| CMYK | cmyk(0%, 98%, 90%, 29%) |
| LAB | lab(37.8 61.7 44.5) |
| LCH | lch(37.8 76.1 35.8) |
| OKLCH | oklch(0.487 0.197 27.0) |
Copy-ready code
/* CSS */
color: #b50413;
background-color: #b50413;
/* Tailwind (arbitrary) */
class="text-[#b50413] bg-[#b50413]"
/* SCSS */
$brand: #b50413;
/* SwiftUI */
Color(red: 0.710, green: 0.016, blue: 0.075)
/* Android */
Color.parseColor("#b50413")Accessibility — WCAG contrast
Aa
#b50413 on white: 7.02:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#b50413 on black: 2.99:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red71.0%
Green1.6%
Blue7.5%
CMYK percentages
Cyan0.0%
Magenta97.8%
Yellow89.5%
Key (black)29.0%
Color previews
#b50413 text on a black background
contrast 2.99:1
Card sample
#b50413 text on a white background
contrast 7.02:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #b50413;
Background color
Panel with #b50413 background
background-color: #b50413;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #b50413;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(181, 4, 19, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(181, 4, 19, 0.45);
Border & gradient
Gradient panel
border: 3px solid #b50413; background: linear-gradient(135deg, #b50413, #B56B04);