#cf231f
a balanced, vivid red · warm · closest name: firebrick
RGB
207, 35, 31
HSL
1°, 74%, 47%
CMYK
0, 83, 85, 19
Luminance
0.1457
Every format
| HEX | #cf231f |
| RGB | rgb(207, 35, 31) |
| HSL | hsl(1, 74%, 47%) |
| CMYK | cmyk(0%, 83%, 85%, 19%) |
| LAB | lab(45.0 63.9 46.9) |
| LCH | lch(45.0 79.2 36.3) |
| OKLCH | oklch(0.551 0.206 28.2) |
Copy-ready code
/* CSS */
color: #cf231f;
background-color: #cf231f;
/* Tailwind (arbitrary) */
class="text-[#cf231f] bg-[#cf231f]"
/* SCSS */
$brand: #cf231f;
/* SwiftUI */
Color(red: 0.812, green: 0.137, blue: 0.122)
/* Android */
Color.parseColor("#cf231f")Accessibility — WCAG contrast
Aa
#cf231f on white: 5.37:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#cf231f on black: 3.91:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red81.2%
Green13.7%
Blue12.2%
CMYK percentages
Cyan0.0%
Magenta83.1%
Yellow85.0%
Key (black)18.8%
Color previews
#cf231f text on a black background
contrast 3.91:1
Card sample
#cf231f text on a white background
contrast 5.37:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #cf231f;
Background color
Panel with #cf231f background
background-color: #cf231f;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #cf231f;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(207, 35, 31, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(207, 35, 31, 0.45);
Border & gradient
Gradient panel
border: 3px solid #cf231f; background: linear-gradient(135deg, #cf231f, #CF991F);