#f23921
a balanced, electric red · warm · closest name: tomato
RGB
242, 57, 33
HSL
7°, 89%, 54%
CMYK
0, 76, 86, 5
Luminance
0.2191
Every format
| HEX | #f23921 |
| RGB | rgb(242, 57, 33) |
| HSL | hsl(7, 89%, 54%) |
| CMYK | cmyk(0%, 76%, 86%, 5%) |
| LAB | lab(53.9 68.0 56.1) |
| LCH | lch(53.9 88.2 39.5) |
| OKLCH | oklch(0.629 0.224 31.0) |
Copy-ready code
/* CSS */
color: #f23921;
background-color: #f23921;
/* Tailwind (arbitrary) */
class="text-[#f23921] bg-[#f23921]"
/* SCSS */
$brand: #f23921;
/* SwiftUI */
Color(red: 0.949, green: 0.224, blue: 0.129)
/* Android */
Color.parseColor("#f23921")Accessibility — WCAG contrast
Aa
#f23921 on white: 3.90:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#f23921 on black: 5.38:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red94.9%
Green22.4%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta76.4%
Yellow86.4%
Key (black)5.1%
Color previews
#f23921 text on a black background
contrast 5.38:1
Card sample
#f23921 text on a white background
contrast 3.90:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #f23921;
Background color
Panel with #f23921 background
background-color: #f23921;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #f23921;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(242, 57, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(242, 57, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #f23921; background: linear-gradient(135deg, #f23921, #F2C421);