#ff4821
a balanced, electric red · warm · closest name: red
RGB
255, 72, 33
HSL
11°, 100%, 57%
CMYK
0, 72, 87, 0
Luminance
0.2600
Every format
| HEX | #ff4821 |
| RGB | rgb(255, 72, 33) |
| HSL | hsl(11, 100%, 57%) |
| CMYK | cmyk(0%, 72%, 87%, 0%) |
| LAB | lab(58.0 67.1 60.4) |
| LCH | lch(58.0 90.3 42.0) |
| OKLCH | oklch(0.664 0.225 33.3) |
Copy-ready code
/* CSS */
color: #ff4821;
background-color: #ff4821;
/* Tailwind (arbitrary) */
class="text-[#ff4821] bg-[#ff4821]"
/* SCSS */
$brand: #ff4821;
/* SwiftUI */
Color(red: 1.000, green: 0.282, blue: 0.129)
/* Android */
Color.parseColor("#ff4821")Accessibility — WCAG contrast
Aa
#ff4821 on white: 3.39:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#ff4821 on black: 6.20:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red100.0%
Green28.2%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta71.8%
Yellow87.1%
Key (black)0.0%
Color previews
#ff4821 text on a black background
contrast 6.20:1
Card sample
#ff4821 text on a white background
contrast 3.39:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #ff4821;
Background color
Panel with #ff4821 background
background-color: #ff4821;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #ff4821;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(255, 72, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(255, 72, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #ff4821; background: linear-gradient(135deg, #ff4821, #FFDC21);