#b82521
a dark, vivid red · warm · closest name: firebrick
RGB
184, 37, 33
HSL
2°, 70%, 43%
CMYK
0, 80, 82, 28
Luminance
0.1162
Every format
| HEX | #b82521 |
| RGB | rgb(184, 37, 33) |
| HSL | hsl(2, 70%, 43%) |
| CMYK | cmyk(0%, 80%, 82%, 28%) |
| LAB | lab(40.6 56.8 40.1) |
| LCH | lch(40.6 69.5 35.2) |
| OKLCH | oklch(0.510 0.183 27.8) |
Copy-ready code
/* CSS */
color: #b82521;
background-color: #b82521;
/* Tailwind (arbitrary) */
class="text-[#b82521] bg-[#b82521]"
/* SCSS */
$brand: #b82521;
/* SwiftUI */
Color(red: 0.722, green: 0.145, blue: 0.129)
/* Android */
Color.parseColor("#b82521")Accessibility — WCAG contrast
Aa
#b82521 on white: 6.32:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#b82521 on black: 3.32:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red72.2%
Green14.5%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta79.9%
Yellow82.1%
Key (black)27.8%
Color previews
#b82521 text on a black background
contrast 3.32:1
Card sample
#b82521 text on a white background
contrast 6.32:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #b82521;
Background color
Panel with #b82521 background
background-color: #b82521;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #b82521;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(184, 37, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(184, 37, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #b82521; background: linear-gradient(135deg, #b82521, #B88A21);