#a81d13
a dark, electric red · warm · closest name: firebrick
RGB
168, 29, 19
HSL
4°, 80%, 37%
CMYK
0, 83, 89, 34
Luminance
0.0925
Every format
| HEX | #a81d13 |
| RGB | rgb(168, 29, 19) |
| HSL | hsl(4, 80%, 37%) |
| CMYK | cmyk(0%, 83%, 89%, 34%) |
| LAB | lab(36.5 53.9 42.3) |
| LCH | lch(36.5 68.5 38.1) |
| OKLCH | oklch(0.473 0.175 29.5) |
Copy-ready code
/* CSS */
color: #a81d13;
background-color: #a81d13;
/* Tailwind (arbitrary) */
class="text-[#a81d13] bg-[#a81d13]"
/* SCSS */
$brand: #a81d13;
/* SwiftUI */
Color(red: 0.659, green: 0.114, blue: 0.075)
/* Android */
Color.parseColor("#a81d13")Accessibility — WCAG contrast
Aa
#a81d13 on white: 7.37:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#a81d13 on black: 2.85:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red65.9%
Green11.4%
Blue7.5%
CMYK percentages
Cyan0.0%
Magenta82.7%
Yellow88.7%
Key (black)34.1%
Color previews
#a81d13 text on a black background
contrast 2.85:1
Card sample
#a81d13 text on a white background
contrast 7.37:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #a81d13;
Background color
Panel with #a81d13 background
background-color: #a81d13;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #a81d13;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(168, 29, 19, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(168, 29, 19, 0.45);
Border & gradient
Gradient panel
border: 3px solid #a81d13; background: linear-gradient(135deg, #a81d13, #A88013);