#ad1021
a dark, electric red · warm · closest name: firebrick
RGB
173, 16, 33
HSL
354°, 83%, 37%
CMYK
0, 91, 81, 32
Luminance
0.0936
Every format
| HEX | #ad1021 |
| RGB | rgb(173, 16, 33) |
| HSL | hsl(354, 83%, 37%) |
| CMYK | cmyk(0%, 91%, 81%, 32%) |
| LAB | lab(36.7 58.4 35.4) |
| LCH | lch(36.7 68.3 31.2) |
| OKLCH | oklch(0.477 0.185 24.3) |
Copy-ready code
/* CSS */
color: #ad1021;
background-color: #ad1021;
/* Tailwind (arbitrary) */
class="text-[#ad1021] bg-[#ad1021]"
/* SCSS */
$brand: #ad1021;
/* SwiftUI */
Color(red: 0.678, green: 0.063, blue: 0.129)
/* Android */
Color.parseColor("#ad1021")Accessibility — WCAG contrast
Aa
#ad1021 on white: 7.31:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#ad1021 on black: 2.87:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red67.8%
Green6.3%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta90.8%
Yellow80.9%
Key (black)32.2%
Color previews
#ad1021 text on a black background
contrast 2.87:1
Card sample
#ad1021 text on a white background
contrast 7.31:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #ad1021;
Background color
Panel with #ad1021 background
background-color: #ad1021;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #ad1021;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(173, 16, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(173, 16, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #ad1021; background: linear-gradient(135deg, #ad1021, #AD6810);