#d40c0c
a dark, electric red · warm · closest name: red
RGB
212, 12, 12
HSL
0°, 89%, 44%
CMYK
0, 94, 94, 17
Luminance
0.1429
Every format
| HEX | #d40c0c |
| RGB | rgb(212, 12, 12) |
| HSL | hsl(0, 89%, 44%) |
| CMYK | cmyk(0%, 94%, 94%, 17%) |
| LAB | lab(44.6 68.7 54.9) |
| LCH | lch(44.6 88.0 38.6) |
| OKLCH | oklch(0.549 0.221 28.8) |
Copy-ready code
/* CSS */
color: #d40c0c;
background-color: #d40c0c;
/* Tailwind (arbitrary) */
class="text-[#d40c0c] bg-[#d40c0c]"
/* SCSS */
$brand: #d40c0c;
/* SwiftUI */
Color(red: 0.831, green: 0.047, blue: 0.047)
/* Android */
Color.parseColor("#d40c0c")Accessibility — WCAG contrast
Aa
#d40c0c on white: 5.44:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#d40c0c on black: 3.86:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red83.1%
Green4.7%
Blue4.7%
CMYK percentages
Cyan0.0%
Magenta94.3%
Yellow94.3%
Key (black)16.9%
Color previews
#d40c0c text on a black background
contrast 3.86:1
Card sample
#d40c0c text on a white background
contrast 5.44:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #d40c0c;
Background color
Panel with #d40c0c background
background-color: #d40c0c;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #d40c0c;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(212, 12, 12, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(212, 12, 12, 0.45);
Border & gradient
Gradient panel
border: 3px solid #d40c0c; background: linear-gradient(135deg, #d40c0c, #D4910C);