#ac3813
a dark, electric red · warm · closest name: firebrick
RGB
172, 56, 19
HSL
15°, 80%, 38%
CMYK
0, 67, 89, 33
Luminance
0.1165
Every format
| HEX | #ac3813 |
| RGB | rgb(172, 56, 19) |
| HSL | hsl(15, 80%, 38%) |
| CMYK | cmyk(0%, 67%, 89%, 33%) |
| LAB | lab(40.6 45.8 45.9) |
| LCH | lch(40.6 64.9 45.1) |
| OKLCH | oklch(0.506 0.158 36.6) |
Copy-ready code
/* CSS */
color: #ac3813;
background-color: #ac3813;
/* Tailwind (arbitrary) */
class="text-[#ac3813] bg-[#ac3813]"
/* SCSS */
$brand: #ac3813;
/* SwiftUI */
Color(red: 0.675, green: 0.220, blue: 0.075)
/* Android */
Color.parseColor("#ac3813")Accessibility — WCAG contrast
Aa
#ac3813 on white: 6.31:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#ac3813 on black: 3.33:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red67.5%
Green22.0%
Blue7.5%
CMYK percentages
Cyan0.0%
Magenta67.4%
Yellow89.0%
Key (black)32.5%
Color previews
#ac3813 text on a black background
contrast 3.33:1
Card sample
#ac3813 text on a white background
contrast 6.31:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #ac3813;
Background color
Panel with #ac3813 background
background-color: #ac3813;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #ac3813;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(172, 56, 19, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(172, 56, 19, 0.45);
Border & gradient
Gradient panel
border: 3px solid #ac3813; background: linear-gradient(135deg, #ac3813, #AC9E13);