#cf3939
a balanced, vivid red · warm · closest name: firebrick
RGB
207, 57, 57
HSL
0°, 61%, 52%
CMYK
0, 73, 73, 19
Luminance
0.1649
Every format
| HEX | #cf3939 |
| RGB | rgb(207, 57, 57) |
| HSL | hsl(0, 61%, 52%) |
| CMYK | cmyk(0%, 73%, 73%, 19%) |
| LAB | lab(47.6 58.3 35.4) |
| LCH | lch(47.6 68.2 31.3) |
| OKLCH | oklch(0.571 0.187 25.4) |
Copy-ready code
/* CSS */
color: #cf3939;
background-color: #cf3939;
/* Tailwind (arbitrary) */
class="text-[#cf3939] bg-[#cf3939]"
/* SCSS */
$brand: #cf3939;
/* SwiftUI */
Color(red: 0.812, green: 0.224, blue: 0.224)
/* Android */
Color.parseColor("#cf3939")Accessibility — WCAG contrast
Aa
#cf3939 on white: 4.89:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#cf3939 on black: 4.30:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red81.2%
Green22.4%
Blue22.4%
CMYK percentages
Cyan0.0%
Magenta72.5%
Yellow72.5%
Key (black)18.8%
Color previews
#cf3939 text on a black background
contrast 4.30:1
Card sample
#cf3939 text on a white background
contrast 4.89:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #cf3939;
Background color
Panel with #cf3939 background
background-color: #cf3939;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #cf3939;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(207, 57, 57, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(207, 57, 57, 0.45);
Border & gradient
Gradient panel
border: 3px solid #cf3939; background: linear-gradient(135deg, #cf3939, #CF9D39);