#cb3f3f
a balanced, vivid red · warm · closest name: firebrick
RGB
203, 63, 63
HSL
0°, 57%, 52%
CMYK
0, 69, 69, 20
Luminance
0.1661
Every format
| HEX | #cb3f3f |
| RGB | rgb(203, 63, 63) |
| HSL | hsl(0, 57%, 52%) |
| CMYK | cmyk(0%, 69%, 69%, 20%) |
| LAB | lab(47.8 55.0 31.9) |
| LCH | lch(47.8 63.6 30.1) |
| OKLCH | oklch(0.571 0.177 24.7) |
Copy-ready code
/* CSS */
color: #cb3f3f;
background-color: #cb3f3f;
/* Tailwind (arbitrary) */
class="text-[#cb3f3f] bg-[#cb3f3f]"
/* SCSS */
$brand: #cb3f3f;
/* SwiftUI */
Color(red: 0.796, green: 0.247, blue: 0.247)
/* Android */
Color.parseColor("#cb3f3f")Accessibility — WCAG contrast
Aa
#cb3f3f on white: 4.86:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#cb3f3f on black: 4.32:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red79.6%
Green24.7%
Blue24.7%
CMYK percentages
Cyan0.0%
Magenta69.0%
Yellow69.0%
Key (black)20.4%
Color previews
#cb3f3f text on a black background
contrast 4.32:1
Card sample
#cb3f3f text on a white background
contrast 4.86:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #cb3f3f;
Background color
Panel with #cb3f3f background
background-color: #cb3f3f;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #cb3f3f;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(203, 63, 63, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(203, 63, 63, 0.45);
Border & gradient
Gradient panel
border: 3px solid #cb3f3f; background: linear-gradient(135deg, #cb3f3f, #CB9C3F);