#ac3c39
a dark, vivid red · warm · closest name: firebrick
RGB
172, 60, 57
HSL
2°, 50%, 45%
CMYK
0, 65, 67, 33
Luminance
0.1230
Every format
| HEX | #ac3c39 |
| RGB | rgb(172, 60, 57) |
| HSL | hsl(2, 50%, 45%) |
| CMYK | cmyk(0%, 65%, 67%, 33%) |
| LAB | lab(41.7 45.6 26.8) |
| LCH | lch(41.7 52.9 30.5) |
| OKLCH | oklch(0.515 0.147 25.3) |
Copy-ready code
/* CSS */
color: #ac3c39;
background-color: #ac3c39;
/* Tailwind (arbitrary) */
class="text-[#ac3c39] bg-[#ac3c39]"
/* SCSS */
$brand: #ac3c39;
/* SwiftUI */
Color(red: 0.675, green: 0.235, blue: 0.224)
/* Android */
Color.parseColor("#ac3c39")Accessibility — WCAG contrast
Aa
#ac3c39 on white: 6.07:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#ac3c39 on black: 3.46:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red67.5%
Green23.5%
Blue22.4%
CMYK percentages
Cyan0.0%
Magenta65.1%
Yellow66.9%
Key (black)32.5%
Color previews
#ac3c39 text on a black background
contrast 3.46:1
Card sample
#ac3c39 text on a white background
contrast 6.07:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #ac3c39;
Background color
Panel with #ac3c39 background
background-color: #ac3c39;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #ac3c39;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(172, 60, 57, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(172, 60, 57, 0.45);
Border & gradient
Gradient panel
border: 3px solid #ac3c39; background: linear-gradient(135deg, #ac3c39, #AC8939);