#d33721
a balanced, vivid red · warm · closest name: firebrick
RGB
211, 55, 33
HSL
7°, 73%, 48%
CMYK
0, 74, 84, 17
Luminance
0.1669
Every format
| HEX | #d33721 |
| RGB | rgb(211, 55, 33) |
| HSL | hsl(7, 73%, 48%) |
| CMYK | cmyk(0%, 74%, 84%, 17%) |
| LAB | lab(47.9 59.4 48.7) |
| LCH | lch(47.9 76.8 39.3) |
| OKLCH | oklch(0.573 0.196 31.3) |
Copy-ready code
/* CSS */
color: #d33721;
background-color: #d33721;
/* Tailwind (arbitrary) */
class="text-[#d33721] bg-[#d33721]"
/* SCSS */
$brand: #d33721;
/* SwiftUI */
Color(red: 0.827, green: 0.216, blue: 0.129)
/* Android */
Color.parseColor("#d33721")Accessibility — WCAG contrast
Aa
#d33721 on white: 4.84:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#d33721 on black: 4.34:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red82.7%
Green21.6%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta73.9%
Yellow84.4%
Key (black)17.3%
Color previews
#d33721 text on a black background
contrast 4.34:1
Card sample
#d33721 text on a white background
contrast 4.84:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #d33721;
Background color
Panel with #d33721 background
background-color: #d33721;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #d33721;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(211, 55, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(211, 55, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #d33721; background: linear-gradient(135deg, #d33721, #D3AD21);