#ad3003
a dark, electric orange · warm · closest name: firebrick
RGB
173, 48, 3
HSL
16°, 97%, 35%
CMYK
0, 72, 98, 32
Luminance
0.1100
Every format
| HEX | #ad3003 |
| RGB | rgb(173, 48, 3) |
| HSL | hsl(16, 97%, 35%) |
| CMYK | cmyk(0%, 72%, 98%, 32%) |
| LAB | lab(39.6 49.1 50.8) |
| LCH | lch(39.6 70.7 45.9) |
| OKLCH | oklch(0.498 0.168 36.2) |
Copy-ready code
/* CSS */
color: #ad3003;
background-color: #ad3003;
/* Tailwind (arbitrary) */
class="text-[#ad3003] bg-[#ad3003]"
/* SCSS */
$brand: #ad3003;
/* SwiftUI */
Color(red: 0.678, green: 0.188, blue: 0.012)
/* Android */
Color.parseColor("#ad3003")Accessibility — WCAG contrast
Aa
#ad3003 on white: 6.56:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#ad3003 on black: 3.20:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red67.8%
Green18.8%
Blue1.2%
CMYK percentages
Cyan0.0%
Magenta72.3%
Yellow98.3%
Key (black)32.2%
Color previews
#ad3003 text on a black background
contrast 3.20:1
Card sample
#ad3003 text on a white background
contrast 6.56:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #ad3003;
Background color
Panel with #ad3003 background
background-color: #ad3003;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #ad3003;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(173, 48, 3, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(173, 48, 3, 0.45);
Border & gradient
Gradient panel
border: 3px solid #ad3003; background: linear-gradient(135deg, #ad3003, #ADA103);