#a72f21
a dark, vivid red · warm · closest name: firebrick
RGB
167, 47, 33
HSL
6°, 67%, 39%
CMYK
0, 72, 80, 35
Luminance
0.1036
Every format
| HEX | #a72f21 |
| RGB | rgb(167, 47, 33) |
| HSL | hsl(6, 67%, 39%) |
| CMYK | cmyk(0%, 72%, 80%, 35%) |
| LAB | lab(38.5 48.1 36.9) |
| LCH | lch(38.5 60.6 37.4) |
| OKLCH | oklch(0.488 0.159 30.3) |
Copy-ready code
/* CSS */
color: #a72f21;
background-color: #a72f21;
/* Tailwind (arbitrary) */
class="text-[#a72f21] bg-[#a72f21]"
/* SCSS */
$brand: #a72f21;
/* SwiftUI */
Color(red: 0.655, green: 0.184, blue: 0.129)
/* Android */
Color.parseColor("#a72f21")Accessibility — WCAG contrast
Aa
#a72f21 on white: 6.84:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#a72f21 on black: 3.07:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red65.5%
Green18.4%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta71.9%
Yellow80.2%
Key (black)34.5%
Color previews
#a72f21 text on a black background
contrast 3.07:1
Card sample
#a72f21 text on a white background
contrast 6.84:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #a72f21;
Background color
Panel with #a72f21 background
background-color: #a72f21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #a72f21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(167, 47, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(167, 47, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #a72f21; background: linear-gradient(135deg, #a72f21, #A78821);