#a70821
a dark, electric red · warm · closest name: firebrick
RGB
167, 8, 33
HSL
351°, 91%, 34%
CMYK
0, 95, 80, 35
Luminance
0.0850
Every format
| HEX | #a70821 |
| RGB | rgb(167, 8, 33) |
| HSL | hsl(351, 91%, 34%) |
| CMYK | cmyk(0%, 95%, 80%, 35%) |
| LAB | lab(35.0 57.9 33.3) |
| LCH | lch(35.0 66.8 29.9) |
| OKLCH | oklch(0.462 0.183 23.3) |
Copy-ready code
/* CSS */
color: #a70821;
background-color: #a70821;
/* Tailwind (arbitrary) */
class="text-[#a70821] bg-[#a70821]"
/* SCSS */
$brand: #a70821;
/* SwiftUI */
Color(red: 0.655, green: 0.031, blue: 0.129)
/* Android */
Color.parseColor("#a70821")Accessibility — WCAG contrast
Aa
#a70821 on white: 7.78:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#a70821 on black: 2.70:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red65.5%
Green3.1%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta95.2%
Yellow80.2%
Key (black)34.5%
Color previews
#a70821 text on a black background
contrast 2.70:1
Card sample
#a70821 text on a white background
contrast 7.78:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #a70821;
Background color
Panel with #a70821 background
background-color: #a70821;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #a70821;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(167, 8, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(167, 8, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #a70821; background: linear-gradient(135deg, #a70821, #A75908);