#b3002c
a dark, electric red · warm · closest name: firebrick
RGB
179, 0, 44
HSL
345°, 100%, 35%
CMYK
0, 100, 75, 30
Luminance
0.0977
Every format
| HEX | #b3002c |
| RGB | rgb(179, 0, 44) |
| HSL | hsl(345, 100%, 35%) |
| CMYK | cmyk(0%, 100%, 75%, 30%) |
| LAB | lab(37.4 62.3 30.0) |
| LCH | lch(37.4 69.2 25.7) |
| OKLCH | oklch(0.485 0.195 20.2) |
Copy-ready code
/* CSS */
color: #b3002c;
background-color: #b3002c;
/* Tailwind (arbitrary) */
class="text-[#b3002c] bg-[#b3002c]"
/* SCSS */
$brand: #b3002c;
/* SwiftUI */
Color(red: 0.702, green: 0.000, blue: 0.173)
/* Android */
Color.parseColor("#b3002c")Accessibility — WCAG contrast
Aa
#b3002c on white: 7.11:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#b3002c on black: 2.95:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red70.2%
Green0.0%
Blue17.3%
CMYK percentages
Cyan0.0%
Magenta100.0%
Yellow75.4%
Key (black)29.8%
Color previews
#b3002c text on a black background
contrast 2.95:1
Card sample
#b3002c text on a white background
contrast 7.11:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #b3002c;
Background color
Panel with #b3002c background
background-color: #b3002c;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #b3002c;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(179, 0, 44, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(179, 0, 44, 0.45);
Border & gradient
Gradient panel
border: 3px solid #b3002c; background: linear-gradient(135deg, #b3002c, #B34B00);