#cf0404
a dark, electric red · warm · closest name: red
RGB
207, 4, 4
HSL
0°, 96%, 41%
CMYK
0, 98, 98, 19
Luminance
0.1336
Every format
| HEX | #cf0404 |
| RGB | rgb(207, 4, 4) |
| HSL | hsl(0, 96%, 41%) |
| CMYK | cmyk(0%, 98%, 98%, 19%) |
| LAB | lab(43.3 68.1 56.1) |
| LCH | lch(43.3 88.2 39.5) |
| OKLCH | oklch(0.538 0.219 29.1) |
Copy-ready code
/* CSS */
color: #cf0404;
background-color: #cf0404;
/* Tailwind (arbitrary) */
class="text-[#cf0404] bg-[#cf0404]"
/* SCSS */
$brand: #cf0404;
/* SwiftUI */
Color(red: 0.812, green: 0.016, blue: 0.016)
/* Android */
Color.parseColor("#cf0404")Accessibility — WCAG contrast
Aa
#cf0404 on white: 5.72:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#cf0404 on black: 3.67:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red81.2%
Green1.6%
Blue1.6%
CMYK percentages
Cyan0.0%
Magenta98.1%
Yellow98.1%
Key (black)18.8%
Color previews
#cf0404 text on a black background
contrast 3.67:1
Card sample
#cf0404 text on a white background
contrast 5.72:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #cf0404;
Background color
Panel with #cf0404 background
background-color: #cf0404;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #cf0404;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(207, 4, 4, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(207, 4, 4, 0.45);
Border & gradient
Gradient panel
border: 3px solid #cf0404; background: linear-gradient(135deg, #cf0404, #CF8B04);