#ff2f09
a balanced, electric red · warm · closest name: red
RGB
255, 47, 9
HSL
9°, 100%, 52%
CMYK
0, 82, 97, 0
Luminance
0.2331
Every format
| HEX | #ff2f09 |
| RGB | rgb(255, 47, 9) |
| HSL | hsl(9, 100%, 52%) |
| CMYK | cmyk(0%, 82%, 97%, 0%) |
| LAB | lab(55.4 74.0 66.0) |
| LCH | lch(55.4 99.2 41.7) |
| OKLCH | oklch(0.644 0.243 31.6) |
Copy-ready code
/* CSS */
color: #ff2f09;
background-color: #ff2f09;
/* Tailwind (arbitrary) */
class="text-[#ff2f09] bg-[#ff2f09]"
/* SCSS */
$brand: #ff2f09;
/* SwiftUI */
Color(red: 1.000, green: 0.184, blue: 0.035)
/* Android */
Color.parseColor("#ff2f09")Accessibility — WCAG contrast
Aa
#ff2f09 on white: 3.71:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#ff2f09 on black: 5.66:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red100.0%
Green18.4%
Blue3.5%
CMYK percentages
Cyan0.0%
Magenta81.6%
Yellow96.5%
Key (black)0.0%
Color previews
#ff2f09 text on a black background
contrast 5.66:1
Card sample
#ff2f09 text on a white background
contrast 3.71:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #ff2f09;
Background color
Panel with #ff2f09 background
background-color: #ff2f09;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #ff2f09;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(255, 47, 9, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(255, 47, 9, 0.45);
Border & gradient
Gradient panel
border: 3px solid #ff2f09; background: linear-gradient(135deg, #ff2f09, #FFD309);