#cb0807
a dark, electric red · warm · closest name: firebrick
RGB
203, 8, 7
HSL
0°, 93%, 41%
CMYK
0, 96, 97, 20
Luminance
0.1289
Every format
| HEX | #cb0807 |
| RGB | rgb(203, 8, 7) |
| HSL | hsl(0, 93%, 41%) |
| CMYK | cmyk(0%, 96%, 97%, 20%) |
| LAB | lab(42.6 66.8 54.3) |
| LCH | lch(42.6 86.1 39.1) |
| OKLCH | oklch(0.531 0.215 29.0) |
Copy-ready code
/* CSS */
color: #cb0807;
background-color: #cb0807;
/* Tailwind (arbitrary) */
class="text-[#cb0807] bg-[#cb0807]"
/* SCSS */
$brand: #cb0807;
/* SwiftUI */
Color(red: 0.796, green: 0.031, blue: 0.027)
/* Android */
Color.parseColor("#cb0807")Accessibility — WCAG contrast
Aa
#cb0807 on white: 5.87:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#cb0807 on black: 3.58:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red79.6%
Green3.1%
Blue2.7%
CMYK percentages
Cyan0.0%
Magenta96.1%
Yellow96.6%
Key (black)20.4%
Color previews
#cb0807 text on a black background
contrast 3.58:1
Card sample
#cb0807 text on a white background
contrast 5.87:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #cb0807;
Background color
Panel with #cb0807 background
background-color: #cb0807;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #cb0807;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(203, 8, 7, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(203, 8, 7, 0.45);
Border & gradient
Gradient panel
border: 3px solid #cb0807; background: linear-gradient(135deg, #cb0807, #CB8B07);