#f30821
a balanced, electric red · warm · closest name: red
RGB
243, 8, 33
HSL
354°, 94%, 49%
CMYK
0, 97, 86, 5
Luminance
0.1934
Every format
| HEX | #f30821 |
| RGB | rgb(243, 8, 33) |
| HSL | hsl(354, 94%, 49%) |
| CMYK | cmyk(0%, 97%, 86%, 5%) |
| LAB | lab(51.1 77.0 53.9) |
| LCH | lch(51.1 94.0 35.0) |
| OKLCH | oklch(0.608 0.245 26.5) |
Copy-ready code
/* CSS */
color: #f30821;
background-color: #f30821;
/* Tailwind (arbitrary) */
class="text-[#f30821] bg-[#f30821]"
/* SCSS */
$brand: #f30821;
/* SwiftUI */
Color(red: 0.953, green: 0.031, blue: 0.129)
/* Android */
Color.parseColor("#f30821")Accessibility — WCAG contrast
Aa
#f30821 on white: 4.31:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#f30821 on black: 4.87:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red95.3%
Green3.1%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta96.7%
Yellow86.4%
Key (black)4.7%
Color previews
#f30821 text on a black background
contrast 4.87:1
Card sample
#f30821 text on a white background
contrast 4.31:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #f30821;
Background color
Panel with #f30821 background
background-color: #f30821;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #f30821;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(243, 8, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(243, 8, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #f30821; background: linear-gradient(135deg, #f30821, #F38C08);