#ac3f13
a dark, electric orange · warm · closest name: firebrick
RGB
172, 63, 19
HSL
17°, 80%, 38%
CMYK
0, 63, 89, 33
Luminance
0.1237
Every format
| HEX | #ac3f13 |
| RGB | rgb(172, 63, 19) |
| HSL | hsl(17, 80%, 38%) |
| CMYK | cmyk(0%, 63%, 89%, 33%) |
| LAB | lab(41.8 42.7 46.8) |
| LCH | lch(41.8 63.4 47.6) |
| OKLCH | oklch(0.514 0.152 39.4) |
Copy-ready code
/* CSS */
color: #ac3f13;
background-color: #ac3f13;
/* Tailwind (arbitrary) */
class="text-[#ac3f13] bg-[#ac3f13]"
/* SCSS */
$brand: #ac3f13;
/* SwiftUI */
Color(red: 0.675, green: 0.247, blue: 0.075)
/* Android */
Color.parseColor("#ac3f13")Accessibility — WCAG contrast
Aa
#ac3f13 on white: 6.04:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#ac3f13 on black: 3.47:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red67.5%
Green24.7%
Blue7.5%
CMYK percentages
Cyan0.0%
Magenta63.4%
Yellow89.0%
Key (black)32.5%
Color previews
#ac3f13 text on a black background
contrast 3.47:1
Card sample
#ac3f13 text on a white background
contrast 6.04:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #ac3f13;
Background color
Panel with #ac3f13 background
background-color: #ac3f13;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #ac3f13;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(172, 63, 19, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(172, 63, 19, 0.45);
Border & gradient
Gradient panel
border: 3px solid #ac3f13; background: linear-gradient(135deg, #ac3f13, #ACA513);