#b01310
a dark, electric red · warm · closest name: firebrick
RGB
176, 19, 16
HSL
1°, 83%, 38%
CMYK
0, 89, 91, 31
Luminance
0.0973
Every format
| HEX | #b01310 |
| RGB | rgb(176, 19, 16) |
| HSL | hsl(1, 83%, 38%) |
| CMYK | cmyk(0%, 89%, 91%, 31%) |
| LAB | lab(37.4 58.4 45.0) |
| LCH | lch(37.4 73.7 37.7) |
| OKLCH | oklch(0.483 0.188 28.6) |
Copy-ready code
/* CSS */
color: #b01310;
background-color: #b01310;
/* Tailwind (arbitrary) */
class="text-[#b01310] bg-[#b01310]"
/* SCSS */
$brand: #b01310;
/* SwiftUI */
Color(red: 0.690, green: 0.075, blue: 0.063)
/* Android */
Color.parseColor("#b01310")Accessibility — WCAG contrast
Aa
#b01310 on white: 7.13:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#b01310 on black: 2.95:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red69.0%
Green7.5%
Blue6.3%
CMYK percentages
Cyan0.0%
Magenta89.2%
Yellow90.9%
Key (black)31.0%
Color previews
#b01310 text on a black background
contrast 2.95:1
Card sample
#b01310 text on a white background
contrast 7.13:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #b01310;
Background color
Panel with #b01310 background
background-color: #b01310;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #b01310;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(176, 19, 16, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(176, 19, 16, 0.45);
Border & gradient
Gradient panel
border: 3px solid #b01310; background: linear-gradient(135deg, #b01310, #B07D10);