#ad3913
a dark, electric red · warm · closest name: firebrick
RGB
173, 57, 19
HSL
15°, 80%, 38%
CMYK
0, 67, 89, 32
Luminance
0.1186
Every format
| HEX | #ad3913 |
| RGB | rgb(173, 57, 19) |
| HSL | hsl(15, 80%, 38%) |
| CMYK | cmyk(0%, 67%, 89%, 32%) |
| LAB | lab(41.0 45.8 46.3) |
| LCH | lch(41.0 65.1 45.3) |
| OKLCH | oklch(0.509 0.158 36.9) |
Copy-ready code
/* CSS */
color: #ad3913;
background-color: #ad3913;
/* Tailwind (arbitrary) */
class="text-[#ad3913] bg-[#ad3913]"
/* SCSS */
$brand: #ad3913;
/* SwiftUI */
Color(red: 0.678, green: 0.224, blue: 0.075)
/* Android */
Color.parseColor("#ad3913")Accessibility — WCAG contrast
Aa
#ad3913 on white: 6.23:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#ad3913 on black: 3.37:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red67.8%
Green22.4%
Blue7.5%
CMYK percentages
Cyan0.0%
Magenta67.1%
Yellow89.0%
Key (black)32.2%
Color previews
#ad3913 text on a black background
contrast 3.37:1
Card sample
#ad3913 text on a white background
contrast 6.23:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #ad3913;
Background color
Panel with #ad3913 background
background-color: #ad3913;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #ad3913;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(173, 57, 19, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(173, 57, 19, 0.45);
Border & gradient
Gradient panel
border: 3px solid #ad3913; background: linear-gradient(135deg, #ad3913, #AD9F13);