#b42521
a dark, vivid red · warm · “firebrick”
RGB
180, 37, 33
HSL
2°, 69%, 42%
CMYK
0, 79, 82, 29
Luminance
0.1114
Every format
| HEX | #b42521 |
| RGB | rgb(180, 37, 33) |
| HSL | hsl(2, 69%, 42%) |
| CMYK | cmyk(0%, 79%, 82%, 29%) |
| LAB | lab(39.8 55.6 39.0) |
| LCH | lch(39.8 68.0 35.0) |
| OKLCH | oklch(0.503 0.180 27.7) |
Copy-ready code
/* CSS */
color: #b42521;
background-color: #b42521;
/* Tailwind (arbitrary) */
class="text-[#b42521] bg-[#b42521]"
/* SCSS */
$brand: #b42521;
/* SwiftUI */
Color(red: 0.706, green: 0.145, blue: 0.129)
/* Android */
Color.parseColor("#b42521")Accessibility — WCAG contrast
Aa
#b42521 on white: 6.51:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#b42521 on black: 3.23:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red70.6%
Green14.5%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta79.4%
Yellow81.7%
Key (black)29.4%
Color previews
#b42521 text on a black background
contrast 3.23:1
Card sample
#b42521 text on a white background
contrast 6.51:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #b42521;
Background color
Panel with #b42521 background
background-color: #b42521;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #b42521;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(180, 37, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(180, 37, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #b42521; background: linear-gradient(135deg, #b42521, #B48721);