#ac0809
a dark, electric red · warm · closest name: firebrick
RGB
172, 8, 9
HSL
360°, 91%, 35%
CMYK
0, 95, 95, 33
Luminance
0.0896
Every format
| HEX | #ac0809 |
| RGB | rgb(172, 8, 9) |
| HSL | hsl(360, 91%, 35%) |
| CMYK | cmyk(0%, 95%, 95%, 33%) |
| LAB | lab(35.9 58.8 46.5) |
| LCH | lch(35.9 74.9 38.3) |
| OKLCH | oklch(0.470 0.189 28.6) |
Copy-ready code
/* CSS */
color: #ac0809;
background-color: #ac0809;
/* Tailwind (arbitrary) */
class="text-[#ac0809] bg-[#ac0809]"
/* SCSS */
$brand: #ac0809;
/* SwiftUI */
Color(red: 0.675, green: 0.031, blue: 0.035)
/* Android */
Color.parseColor("#ac0809")Accessibility — WCAG contrast
Aa
#ac0809 on white: 7.52:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#ac0809 on black: 2.79:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red67.5%
Green3.1%
Blue3.5%
CMYK percentages
Cyan0.0%
Magenta95.3%
Yellow94.8%
Key (black)32.5%
Color previews
#ac0809 text on a black background
contrast 2.79:1
Card sample
#ac0809 text on a white background
contrast 7.52:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #ac0809;
Background color
Panel with #ac0809 background
background-color: #ac0809;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #ac0809;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(172, 8, 9, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(172, 8, 9, 0.45);
Border & gradient
Gradient panel
border: 3px solid #ac0809; background: linear-gradient(135deg, #ac0809, #AC7408);