#b91908
a dark, electric red · warm · closest name: firebrick
RGB
185, 25, 8
HSL
6°, 92%, 38%
CMYK
0, 87, 96, 28
Luminance
0.1103
Every format
| HEX | #b91908 |
| RGB | rgb(185, 25, 8) |
| HSL | hsl(6, 92%, 38%) |
| CMYK | cmyk(0%, 87%, 96%, 28%) |
| LAB | lab(39.6 59.6 50.4) |
| LCH | lch(39.6 78.0 40.2) |
| OKLCH | oklch(0.503 0.194 30.4) |
Copy-ready code
/* CSS */
color: #b91908;
background-color: #b91908;
/* Tailwind (arbitrary) */
class="text-[#b91908] bg-[#b91908]"
/* SCSS */
$brand: #b91908;
/* SwiftUI */
Color(red: 0.725, green: 0.098, blue: 0.031)
/* Android */
Color.parseColor("#b91908")Accessibility — WCAG contrast
Aa
#b91908 on white: 6.55:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#b91908 on black: 3.21:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red72.5%
Green9.8%
Blue3.1%
CMYK percentages
Cyan0.0%
Magenta86.5%
Yellow95.7%
Key (black)27.5%
Color previews
#b91908 text on a black background
contrast 3.21:1
Card sample
#b91908 text on a white background
contrast 6.55:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #b91908;
Background color
Panel with #b91908 background
background-color: #b91908;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #b91908;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(185, 25, 8, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(185, 25, 8, 0.45);
Border & gradient
Gradient panel
border: 3px solid #b91908; background: linear-gradient(135deg, #b91908, #B98F08);