#c52d21
a balanced, vivid red · warm · closest name: firebrick
RGB
197, 45, 33
HSL
4°, 71%, 45%
CMYK
0, 77, 83, 23
Luminance
0.1386
Every format
| HEX | #c52d21 |
| RGB | rgb(197, 45, 33) |
| HSL | hsl(4, 71%, 45%) |
| CMYK | cmyk(0%, 77%, 83%, 23%) |
| LAB | lab(44.0 58.3 44.2) |
| LCH | lch(44.0 73.2 37.2) |
| OKLCH | oklch(0.540 0.190 29.4) |
Copy-ready code
/* CSS */
color: #c52d21;
background-color: #c52d21;
/* Tailwind (arbitrary) */
class="text-[#c52d21] bg-[#c52d21]"
/* SCSS */
$brand: #c52d21;
/* SwiftUI */
Color(red: 0.773, green: 0.176, blue: 0.129)
/* Android */
Color.parseColor("#c52d21")Accessibility — WCAG contrast
Aa
#c52d21 on white: 5.57:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#c52d21 on black: 3.77:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red77.3%
Green17.6%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta77.2%
Yellow83.2%
Key (black)22.7%
Color previews
#c52d21 text on a black background
contrast 3.77:1
Card sample
#c52d21 text on a white background
contrast 5.57:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #c52d21;
Background color
Panel with #c52d21 background
background-color: #c52d21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #c52d21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(197, 45, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(197, 45, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #c52d21; background: linear-gradient(135deg, #c52d21, #C59A21);