#b63f21
a dark, vivid red · warm · closest name: firebrick
RGB
182, 63, 33
HSL
12°, 69%, 42%
CMYK
0, 65, 82, 29
Luminance
0.1361
Every format
| HEX | #b63f21 |
| RGB | rgb(182, 63, 33) |
| HSL | hsl(12, 69%, 42%) |
| CMYK | cmyk(0%, 65%, 82%, 29%) |
| LAB | lab(43.7 46.7 42.9) |
| LCH | lch(43.7 63.4 42.5) |
| OKLCH | oklch(0.532 0.160 35.0) |
Copy-ready code
/* CSS */
color: #b63f21;
background-color: #b63f21;
/* Tailwind (arbitrary) */
class="text-[#b63f21] bg-[#b63f21]"
/* SCSS */
$brand: #b63f21;
/* SwiftUI */
Color(red: 0.714, green: 0.247, blue: 0.129)
/* Android */
Color.parseColor("#b63f21")Accessibility — WCAG contrast
Aa
#b63f21 on white: 5.64:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#b63f21 on black: 3.72:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red71.4%
Green24.7%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta65.4%
Yellow81.9%
Key (black)28.6%
Color previews
#b63f21 text on a black background
contrast 3.72:1
Card sample
#b63f21 text on a white background
contrast 5.64:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #b63f21;
Background color
Panel with #b63f21 background
background-color: #b63f21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #b63f21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(182, 63, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(182, 63, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #b63f21; background: linear-gradient(135deg, #b63f21, #B6A321);