#df0101
a dark, electric red · warm · closest name: red
RGB
223, 1, 1
HSL
0°, 99%, 44%
CMYK
0, 100, 100, 13
Luminance
0.1571
Every format
| HEX | #df0101 |
| RGB | rgb(223, 1, 1) |
| HSL | hsl(0, 99%, 44%) |
| CMYK | cmyk(0%, 100%, 100%, 13%) |
| LAB | lab(46.6 72.3 60.4) |
| LCH | lch(46.6 94.2 39.9) |
| OKLCH | oklch(0.568 0.233 29.2) |
Copy-ready code
/* CSS */
color: #df0101;
background-color: #df0101;
/* Tailwind (arbitrary) */
class="text-[#df0101] bg-[#df0101]"
/* SCSS */
$brand: #df0101;
/* SwiftUI */
Color(red: 0.875, green: 0.004, blue: 0.004)
/* Android */
Color.parseColor("#df0101")Accessibility — WCAG contrast
Aa
#df0101 on white: 5.07:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#df0101 on black: 4.14:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red87.5%
Green0.4%
Blue0.4%
CMYK percentages
Cyan0.0%
Magenta99.6%
Yellow99.6%
Key (black)12.5%
Color previews
#df0101 text on a black background
contrast 4.14:1
Card sample
#df0101 text on a white background
contrast 5.07:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #df0101;
Background color
Panel with #df0101 background
background-color: #df0101;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #df0101;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(223, 1, 1, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(223, 1, 1, 0.45);
Border & gradient
Gradient panel
border: 3px solid #df0101; background: linear-gradient(135deg, #df0101, #DF9501);