#b12721
a dark, vivid red · warm · “firebrick”
RGB
177, 39, 33
HSL
3°, 69%, 41%
CMYK
0, 78, 81, 31
Luminance
0.1091
Every format
| HEX | #b12721 |
| RGB | rgb(177, 39, 33) |
| HSL | hsl(3, 69%, 41%) |
| CMYK | cmyk(0%, 78%, 81%, 31%) |
| LAB | lab(39.4 54.1 38.4) |
| LCH | lch(39.4 66.4 35.4) |
| OKLCH | oklch(0.499 0.175 28.1) |
Copy-ready code
/* CSS */
color: #b12721;
background-color: #b12721;
/* Tailwind (arbitrary) */
class="text-[#b12721] bg-[#b12721]"
/* SCSS */
$brand: #b12721;
/* SwiftUI */
Color(red: 0.694, green: 0.153, blue: 0.129)
/* Android */
Color.parseColor("#b12721")Accessibility — WCAG contrast
Aa
#b12721 on white: 6.60:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#b12721 on black: 3.18:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red69.4%
Green15.3%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta78.0%
Yellow81.4%
Key (black)30.6%
Color previews
#b12721 text on a black background
contrast 3.18:1
Card sample
#b12721 text on a white background
contrast 6.60:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #b12721;
Background color
Panel with #b12721 background
background-color: #b12721;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #b12721;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(177, 39, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(177, 39, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #b12721; background: linear-gradient(135deg, #b12721, #B18721);