#ff1818
a balanced, electric red · warm · closest name: red
RGB
255, 24, 24
HSL
0°, 100%, 55%
CMYK
0, 91, 91, 0
Luminance
0.2198
Every format
| HEX | #ff1818 |
| RGB | rgb(255, 24, 24) |
| HSL | hsl(0, 100%, 55%) |
| CMYK | cmyk(0%, 91%, 91%, 0%) |
| LAB | lab(54.0 78.3 60.9) |
| LCH | lch(54.0 99.2 37.9) |
| OKLCH | oklch(0.634 0.252 28.5) |
Copy-ready code
/* CSS */
color: #ff1818;
background-color: #ff1818;
/* Tailwind (arbitrary) */
class="text-[#ff1818] bg-[#ff1818]"
/* SCSS */
$brand: #ff1818;
/* SwiftUI */
Color(red: 1.000, green: 0.094, blue: 0.094)
/* Android */
Color.parseColor("#ff1818")Accessibility — WCAG contrast
Aa
#ff1818 on white: 3.89:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#ff1818 on black: 5.40:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red100.0%
Green9.4%
Blue9.4%
CMYK percentages
Cyan0.0%
Magenta90.6%
Yellow90.6%
Key (black)0.0%
Color previews
#ff1818 text on a black background
contrast 5.40:1
Card sample
#ff1818 text on a white background
contrast 3.89:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #ff1818;
Background color
Panel with #ff1818 background
background-color: #ff1818;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #ff1818;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(255, 24, 24, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(255, 24, 24, 0.45);
Border & gradient
Gradient panel
border: 3px solid #ff1818; background: linear-gradient(135deg, #ff1818, #FFB218);