#b11313
a dark, electric red · warm · closest name: firebrick
RGB
177, 19, 19
HSL
0°, 81%, 38%
CMYK
0, 89, 89, 31
Luminance
0.0986
Every format
| HEX | #b11313 |
| RGB | rgb(177, 19, 19) |
| HSL | hsl(0, 81%, 38%) |
| CMYK | cmyk(0%, 89%, 89%, 31%) |
| LAB | lab(37.6 58.7 44.0) |
| LCH | lch(37.6 73.3 36.8) |
| OKLCH | oklch(0.485 0.189 28.1) |
Copy-ready code
/* CSS */
color: #b11313;
background-color: #b11313;
/* Tailwind (arbitrary) */
class="text-[#b11313] bg-[#b11313]"
/* SCSS */
$brand: #b11313;
/* SwiftUI */
Color(red: 0.694, green: 0.075, blue: 0.075)
/* Android */
Color.parseColor("#b11313")Accessibility — WCAG contrast
Aa
#b11313 on white: 7.07:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#b11313 on black: 2.97:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red69.4%
Green7.5%
Blue7.5%
CMYK percentages
Cyan0.0%
Magenta89.3%
Yellow89.3%
Key (black)30.6%
Color previews
#b11313 text on a black background
contrast 2.97:1
Card sample
#b11313 text on a white background
contrast 7.07:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #b11313;
Background color
Panel with #b11313 background
background-color: #b11313;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #b11313;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(177, 19, 19, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(177, 19, 19, 0.45);
Border & gradient
Gradient panel
border: 3px solid #b11313; background: linear-gradient(135deg, #b11313, #B17C13);