#b22708
a dark, electric red · warm · closest name: firebrick
RGB
178, 39, 8
HSL
11°, 91%, 37%
CMYK
0, 78, 96, 30
Luminance
0.1093
Every format
| HEX | #b22708 |
| RGB | rgb(178, 39, 8) |
| HSL | hsl(11, 91%, 37%) |
| CMYK | cmyk(0%, 78%, 96%, 30%) |
| LAB | lab(39.5 53.9 49.5) |
| LCH | lch(39.5 73.2 42.6) |
| OKLCH | oklch(0.499 0.179 32.9) |
Copy-ready code
/* CSS */
color: #b22708;
background-color: #b22708;
/* Tailwind (arbitrary) */
class="text-[#b22708] bg-[#b22708]"
/* SCSS */
$brand: #b22708;
/* SwiftUI */
Color(red: 0.698, green: 0.153, blue: 0.031)
/* Android */
Color.parseColor("#b22708")Accessibility — WCAG contrast
Aa
#b22708 on white: 6.59:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#b22708 on black: 3.19:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red69.8%
Green15.3%
Blue3.1%
CMYK percentages
Cyan0.0%
Magenta78.1%
Yellow95.5%
Key (black)30.2%
Color previews
#b22708 text on a black background
contrast 3.19:1
Card sample
#b22708 text on a white background
contrast 6.59:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #b22708;
Background color
Panel with #b22708 background
background-color: #b22708;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #b22708;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(178, 39, 8, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(178, 39, 8, 0.45);
Border & gradient
Gradient panel
border: 3px solid #b22708; background: linear-gradient(135deg, #b22708, #B29808);