#b42a21
a dark, vivid red · warm · closest name: firebrick
RGB
180, 42, 33
HSL
4°, 69%, 42%
CMYK
0, 77, 82, 29
Luminance
0.1147
Every format
| HEX | #b42a21 |
| RGB | rgb(180, 42, 33) |
| HSL | hsl(4, 69%, 42%) |
| CMYK | cmyk(0%, 77%, 82%, 29%) |
| LAB | lab(40.4 54.1 39.6) |
| LCH | lch(40.4 67.0 36.2) |
| OKLCH | oklch(0.507 0.176 28.8) |
Copy-ready code
/* CSS */
color: #b42a21;
background-color: #b42a21;
/* Tailwind (arbitrary) */
class="text-[#b42a21] bg-[#b42a21]"
/* SCSS */
$brand: #b42a21;
/* SwiftUI */
Color(red: 0.706, green: 0.165, blue: 0.129)
/* Android */
Color.parseColor("#b42a21")Accessibility — WCAG contrast
Aa
#b42a21 on white: 6.38:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#b42a21 on black: 3.29:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red70.6%
Green16.5%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta76.7%
Yellow81.7%
Key (black)29.4%
Color previews
#b42a21 text on a black background
contrast 3.29:1
Card sample
#b42a21 text on a white background
contrast 6.38:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #b42a21;
Background color
Panel with #b42a21 background
background-color: #b42a21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #b42a21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(180, 42, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(180, 42, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #b42a21; background: linear-gradient(135deg, #b42a21, #B48C21);