#ad1f2f
a dark, vivid red · warm · closest name: firebrick
RGB
173, 31, 47
HSL
353°, 70%, 40%
CMYK
0, 82, 73, 32
Luminance
0.1007
Every format
| HEX | #ad1f2f |
| RGB | rgb(173, 31, 47) |
| HSL | hsl(353, 70%, 40%) |
| CMYK | cmyk(0%, 82%, 73%, 32%) |
| LAB | lab(38.0 55.8 28.4) |
| LCH | lch(38.0 62.6 27.0) |
| OKLCH | oklch(0.487 0.176 21.7) |
Copy-ready code
/* CSS */
color: #ad1f2f;
background-color: #ad1f2f;
/* Tailwind (arbitrary) */
class="text-[#ad1f2f] bg-[#ad1f2f]"
/* SCSS */
$brand: #ad1f2f;
/* SwiftUI */
Color(red: 0.678, green: 0.122, blue: 0.184)
/* Android */
Color.parseColor("#ad1f2f")Accessibility — WCAG contrast
Aa
#ad1f2f on white: 6.97:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#ad1f2f on black: 3.01:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red67.8%
Green12.2%
Blue18.4%
CMYK percentages
Cyan0.0%
Magenta82.1%
Yellow72.8%
Key (black)32.2%
Color previews
#ad1f2f text on a black background
contrast 3.01:1
Card sample
#ad1f2f text on a white background
contrast 6.97:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #ad1f2f;
Background color
Panel with #ad1f2f background
background-color: #ad1f2f;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #ad1f2f;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(173, 31, 47, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(173, 31, 47, 0.45);
Border & gradient
Gradient panel
border: 3px solid #ad1f2f; background: linear-gradient(135deg, #ad1f2f, #AD6E1F);