#ac0025
a dark, electric red · warm · closest name: firebrick
RGB
172, 0, 37
HSL
347°, 100%, 34%
CMYK
0, 100, 79, 33
Luminance
0.0890
Every format
| HEX | #ac0025 |
| RGB | rgb(172, 0, 37) |
| HSL | hsl(347, 100%, 34%) |
| CMYK | cmyk(0%, 100%, 79%, 33%) |
| LAB | lab(35.8 60.3 32.1) |
| LCH | lch(35.8 68.3 28.0) |
| OKLCH | oklch(0.470 0.189 21.8) |
Copy-ready code
/* CSS */
color: #ac0025;
background-color: #ac0025;
/* Tailwind (arbitrary) */
class="text-[#ac0025] bg-[#ac0025]"
/* SCSS */
$brand: #ac0025;
/* SwiftUI */
Color(red: 0.675, green: 0.000, blue: 0.145)
/* Android */
Color.parseColor("#ac0025")Accessibility — WCAG contrast
Aa
#ac0025 on white: 7.55:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#ac0025 on black: 2.78:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red67.5%
Green0.0%
Blue14.5%
CMYK percentages
Cyan0.0%
Magenta100.0%
Yellow78.5%
Key (black)32.5%
Color previews
#ac0025 text on a black background
contrast 2.78:1
Card sample
#ac0025 text on a white background
contrast 7.55:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #ac0025;
Background color
Panel with #ac0025 background
background-color: #ac0025;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #ac0025;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(172, 0, 37, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(172, 0, 37, 0.45);
Border & gradient
Gradient panel
border: 3px solid #ac0025; background: linear-gradient(135deg, #ac0025, #AC4E00);