#cb3513
a dark, electric red · warm · closest name: firebrick
RGB
203, 53, 19
HSL
11°, 83%, 44%
CMYK
0, 74, 91, 20
Luminance
0.1529
Every format
| HEX | #cb3513 |
| RGB | rgb(203, 53, 19) |
| HSL | hsl(11, 83%, 44%) |
| CMYK | cmyk(0%, 74%, 91%, 20%) |
| LAB | lab(46.0 57.3 52.5) |
| LCH | lch(46.0 77.7 42.5) |
| OKLCH | oklch(0.557 0.192 33.5) |
Copy-ready code
/* CSS */
color: #cb3513;
background-color: #cb3513;
/* Tailwind (arbitrary) */
class="text-[#cb3513] bg-[#cb3513]"
/* SCSS */
$brand: #cb3513;
/* SwiftUI */
Color(red: 0.796, green: 0.208, blue: 0.075)
/* Android */
Color.parseColor("#cb3513")Accessibility — WCAG contrast
Aa
#cb3513 on white: 5.18:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#cb3513 on black: 4.06:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red79.6%
Green20.8%
Blue7.5%
CMYK percentages
Cyan0.0%
Magenta73.9%
Yellow90.6%
Key (black)20.4%
Color previews
#cb3513 text on a black background
contrast 4.06:1
Card sample
#cb3513 text on a white background
contrast 5.18:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #cb3513;
Background color
Panel with #cb3513 background
background-color: #cb3513;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #cb3513;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(203, 53, 19, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(203, 53, 19, 0.45);
Border & gradient
Gradient panel
border: 3px solid #cb3513; background: linear-gradient(135deg, #cb3513, #CBB013);