#b73f2f
a balanced, vivid red · warm · closest name: firebrick
RGB
183, 63, 47
HSL
7°, 59%, 45%
CMYK
0, 66, 74, 28
Luminance
0.1383
Every format
| HEX | #b73f2f |
| RGB | rgb(183, 63, 47) |
| HSL | hsl(7, 59%, 45%) |
| CMYK | cmyk(0%, 66%, 74%, 28%) |
| LAB | lab(44.0 47.6 35.8) |
| LCH | lch(44.0 59.5 37.0) |
| OKLCH | oklch(0.535 0.158 30.5) |
Copy-ready code
/* CSS */
color: #b73f2f;
background-color: #b73f2f;
/* Tailwind (arbitrary) */
class="text-[#b73f2f] bg-[#b73f2f]"
/* SCSS */
$brand: #b73f2f;
/* SwiftUI */
Color(red: 0.718, green: 0.247, blue: 0.184)
/* Android */
Color.parseColor("#b73f2f")Accessibility — WCAG contrast
Aa
#b73f2f on white: 5.58:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#b73f2f on black: 3.77:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red71.8%
Green24.7%
Blue18.4%
CMYK percentages
Cyan0.0%
Magenta65.6%
Yellow74.3%
Key (black)28.2%
Color previews
#b73f2f text on a black background
contrast 3.77:1
Card sample
#b73f2f text on a white background
contrast 5.58:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #b73f2f;
Background color
Panel with #b73f2f background
background-color: #b73f2f;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #b73f2f;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(183, 63, 47, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(183, 63, 47, 0.45);
Border & gradient
Gradient panel
border: 3px solid #b73f2f; background: linear-gradient(135deg, #b73f2f, #B79A2F);