#28040d
a deep, electric red · warm · closest name: black
RGB
40, 4, 13
HSL
345°, 82%, 9%
CMYK
0, 90, 68, 84
Luminance
0.0057
Every format
| HEX | #28040d |
| RGB | rgb(40, 4, 13) |
| HSL | hsl(345, 82%, 9%) |
| CMYK | cmyk(0%, 90%, 68%, 84%) |
| LAB | lab(5.1 18.2 2.6) |
| LCH | lch(5.1 18.4 8.0) |
| OKLCH | oklch(0.186 0.062 9.2) |
Copy-ready code
/* CSS */
color: #28040d;
background-color: #28040d;
/* Tailwind (arbitrary) */
class="text-[#28040d] bg-[#28040d]"
/* SCSS */
$brand: #28040d;
/* SwiftUI */
Color(red: 0.157, green: 0.016, blue: 0.051)
/* Android */
Color.parseColor("#28040d")Accessibility — WCAG contrast
Aa
#28040d on white: 18.86:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#28040d on black: 1.11:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red15.7%
Green1.6%
Blue5.1%
CMYK percentages
Cyan0.0%
Magenta90.0%
Yellow67.5%
Key (black)84.3%
Color previews
#28040d text on a black background
contrast 1.11:1
Card sample
#28040d text on a white background
contrast 18.86:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #28040d;
Background color
Panel with #28040d background
background-color: #28040d;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #28040d;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(40, 4, 13, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(40, 4, 13, 0.45);
Border & gradient
Gradient panel
border: 3px solid #28040d; background: linear-gradient(135deg, #28040d, #281304);