#ff3003
a balanced, electric red · warm · closest name: red
RGB
255, 48, 3
HSL
11°, 100%, 51%
CMYK
0, 81, 99, 0
Luminance
0.2338
Every format
| HEX | #ff3003 |
| RGB | rgb(255, 48, 3) |
| HSL | hsl(11, 100%, 51%) |
| CMYK | cmyk(0%, 81%, 99%, 0%) |
| LAB | lab(55.5 73.7 67.4) |
| LCH | lch(55.5 99.9 42.4) |
| OKLCH | oklch(0.644 0.242 32.1) |
Copy-ready code
/* CSS */
color: #ff3003;
background-color: #ff3003;
/* Tailwind (arbitrary) */
class="text-[#ff3003] bg-[#ff3003]"
/* SCSS */
$brand: #ff3003;
/* SwiftUI */
Color(red: 1.000, green: 0.188, blue: 0.012)
/* Android */
Color.parseColor("#ff3003")Accessibility — WCAG contrast
Aa
#ff3003 on white: 3.70:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#ff3003 on black: 5.68:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red100.0%
Green18.8%
Blue1.2%
CMYK percentages
Cyan0.0%
Magenta81.2%
Yellow98.8%
Key (black)0.0%
Color previews
#ff3003 text on a black background
contrast 5.68:1
Card sample
#ff3003 text on a white background
contrast 3.70:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #ff3003;
Background color
Panel with #ff3003 background
background-color: #ff3003;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #ff3003;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(255, 48, 3, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(255, 48, 3, 0.45);
Border & gradient
Gradient panel
border: 3px solid #ff3003; background: linear-gradient(135deg, #ff3003, #FFD803);