#c43f21
a dark, vivid red · warm · closest name: firebrick
RGB
196, 63, 33
HSL
11°, 71%, 45%
CMYK
0, 68, 83, 23
Luminance
0.1540
Every format
| HEX | #c43f21 |
| RGB | rgb(196, 63, 33) |
| HSL | hsl(11, 71%, 45%) |
| CMYK | cmyk(0%, 68%, 83%, 23%) |
| LAB | lab(46.2 51.6 46.1) |
| LCH | lch(46.2 69.2 41.8) |
| OKLCH | oklch(0.556 0.175 34.0) |
Copy-ready code
/* CSS */
color: #c43f21;
background-color: #c43f21;
/* Tailwind (arbitrary) */
class="text-[#c43f21] bg-[#c43f21]"
/* SCSS */
$brand: #c43f21;
/* SwiftUI */
Color(red: 0.769, green: 0.247, blue: 0.129)
/* Android */
Color.parseColor("#c43f21")Accessibility — WCAG contrast
Aa
#c43f21 on white: 5.15:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#c43f21 on black: 4.08:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red76.9%
Green24.7%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta67.9%
Yellow83.2%
Key (black)23.1%
Color previews
#c43f21 text on a black background
contrast 4.08:1
Card sample
#c43f21 text on a white background
contrast 5.15:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #c43f21;
Background color
Panel with #c43f21 background
background-color: #c43f21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #c43f21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(196, 63, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(196, 63, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #c43f21; background: linear-gradient(135deg, #c43f21, #C4AC21);