#dd1f00
a dark, electric red · warm · closest name: red
RGB
221, 31, 0
HSL
8°, 100%, 43%
CMYK
0, 86, 100, 13
Luminance
0.1635
Every format
| HEX | #dd1f00 |
| RGB | rgb(221, 31, 0) |
| HSL | hsl(8, 100%, 43%) |
| CMYK | cmyk(0%, 86%, 100%, 13%) |
| LAB | lab(47.4 68.2 60.8) |
| LCH | lch(47.4 91.3 41.7) |
| OKLCH | oklch(0.573 0.222 31.2) |
Copy-ready code
/* CSS */
color: #dd1f00;
background-color: #dd1f00;
/* Tailwind (arbitrary) */
class="text-[#dd1f00] bg-[#dd1f00]"
/* SCSS */
$brand: #dd1f00;
/* SwiftUI */
Color(red: 0.867, green: 0.122, blue: 0.000)
/* Android */
Color.parseColor("#dd1f00")Accessibility — WCAG contrast
Aa
#dd1f00 on white: 4.92:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#dd1f00 on black: 4.27:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red86.7%
Green12.2%
Blue0.0%
CMYK percentages
Cyan0.0%
Magenta86.0%
Yellow100.0%
Key (black)13.3%
Color previews
#dd1f00 text on a black background
contrast 4.27:1
Card sample
#dd1f00 text on a white background
contrast 4.92:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #dd1f00;
Background color
Panel with #dd1f00 background
background-color: #dd1f00;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #dd1f00;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(221, 31, 0, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(221, 31, 0, 0.45);
Border & gradient
Gradient panel
border: 3px solid #dd1f00; background: linear-gradient(135deg, #dd1f00, #DDB200);