#ad3f2c
a dark, vivid red · warm · closest name: firebrick
RGB
173, 63, 44
HSL
9°, 59%, 43%
CMYK
0, 64, 75, 32
Luminance
0.1262
Every format
| HEX | #ad3f2c |
| RGB | rgb(173, 63, 44) |
| HSL | hsl(9, 59%, 43%) |
| CMYK | cmyk(0%, 64%, 75%, 32%) |
| LAB | lab(42.2 43.9 35.0) |
| LCH | lch(42.2 56.2 38.6) |
| OKLCH | oklch(0.518 0.148 32.1) |
Copy-ready code
/* CSS */
color: #ad3f2c;
background-color: #ad3f2c;
/* Tailwind (arbitrary) */
class="text-[#ad3f2c] bg-[#ad3f2c]"
/* SCSS */
$brand: #ad3f2c;
/* SwiftUI */
Color(red: 0.678, green: 0.247, blue: 0.173)
/* Android */
Color.parseColor("#ad3f2c")Accessibility — WCAG contrast
Aa
#ad3f2c on white: 5.96:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#ad3f2c on black: 3.52:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red67.8%
Green24.7%
Blue17.3%
CMYK percentages
Cyan0.0%
Magenta63.6%
Yellow74.6%
Key (black)32.2%
Color previews
#ad3f2c text on a black background
contrast 3.52:1
Card sample
#ad3f2c text on a white background
contrast 5.96:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #ad3f2c;
Background color
Panel with #ad3f2c background
background-color: #ad3f2c;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #ad3f2c;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(173, 63, 44, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(173, 63, 44, 0.45);
Border & gradient
Gradient panel
border: 3px solid #ad3f2c; background: linear-gradient(135deg, #ad3f2c, #AD952C);