#f42828
a balanced, electric red · warm · closest name: red
RGB
244, 40, 40
HSL
0°, 90%, 56%
CMYK
0, 84, 84, 4
Luminance
0.2090
Every format
| HEX | #f42828 |
| RGB | rgb(244, 40, 40) |
| HSL | hsl(0, 90%, 56%) |
| CMYK | cmyk(0%, 84%, 84%, 4%) |
| LAB | lab(52.9 73.0 52.1) |
| LCH | lch(52.9 89.7 35.5) |
| OKLCH | oklch(0.622 0.235 27.5) |
Copy-ready code
/* CSS */
color: #f42828;
background-color: #f42828;
/* Tailwind (arbitrary) */
class="text-[#f42828] bg-[#f42828]"
/* SCSS */
$brand: #f42828;
/* SwiftUI */
Color(red: 0.957, green: 0.157, blue: 0.157)
/* Android */
Color.parseColor("#f42828")Accessibility — WCAG contrast
Aa
#f42828 on white: 4.05:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#f42828 on black: 5.18:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red95.7%
Green15.7%
Blue15.7%
CMYK percentages
Cyan0.0%
Magenta83.6%
Yellow83.6%
Key (black)4.3%
Color previews
#f42828 text on a black background
contrast 5.18:1
Card sample
#f42828 text on a white background
contrast 4.05:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #f42828;
Background color
Panel with #f42828 background
background-color: #f42828;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #f42828;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(244, 40, 40, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(244, 40, 40, 0.45);
Border & gradient
Gradient panel
border: 3px solid #f42828; background: linear-gradient(135deg, #f42828, #F4B028);