#ff1900
a balanced, electric red · warm · “red”
RGB
255, 25, 0
HSL
6°, 100%, 50%
CMYK
0, 90, 100, 0
Luminance
0.2196
Every format
| HEX | #ff1900 |
| RGB | rgb(255, 25, 0) |
| HSL | hsl(6, 100%, 50%) |
| CMYK | cmyk(0%, 90%, 100%, 0%) |
| LAB | lab(54.0 77.9 67.5) |
| LCH | lch(54.0 103.1 40.9) |
| OKLCH | oklch(0.633 0.253 30.2) |
Copy-ready code
/* CSS */
color: #ff1900;
background-color: #ff1900;
/* Tailwind (arbitrary) */
class="text-[#ff1900] bg-[#ff1900]"
/* SCSS */
$brand: #ff1900;
/* SwiftUI */
Color(red: 1.000, green: 0.098, blue: 0.000)
/* Android */
Color.parseColor("#ff1900")Accessibility — WCAG contrast
Aa
#ff1900 on white: 3.90:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#ff1900 on black: 5.39:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red100.0%
Green9.8%
Blue0.0%
CMYK percentages
Cyan0.0%
Magenta90.2%
Yellow100.0%
Key (black)0.0%
Color previews
#ff1900 text on a black background
contrast 5.39:1
Card sample
#ff1900 text on a white background
contrast 3.90:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #ff1900;
Background color
Panel with #ff1900 background
background-color: #ff1900;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #ff1900;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(255, 25, 0, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(255, 25, 0, 0.45);
Border & gradient
Gradient panel
border: 3px solid #ff1900; background: linear-gradient(135deg, #ff1900, #FFC300);