#ef1c28
a balanced, electric red · warm · closest name: crimson
RGB
239, 28, 40
HSL
357°, 87%, 52%
CMYK
0, 88, 83, 6
Luminance
0.1933
Every format
| HEX | #ef1c28 |
| RGB | rgb(239, 28, 40) |
| HSL | hsl(357, 87%, 52%) |
| CMYK | cmyk(0%, 88%, 83%, 6%) |
| LAB | lab(51.1 73.9 50.2) |
| LCH | lch(51.1 89.3 34.2) |
| OKLCH | oklch(0.607 0.236 26.3) |
Copy-ready code
/* CSS */
color: #ef1c28;
background-color: #ef1c28;
/* Tailwind (arbitrary) */
class="text-[#ef1c28] bg-[#ef1c28]"
/* SCSS */
$brand: #ef1c28;
/* SwiftUI */
Color(red: 0.937, green: 0.110, blue: 0.157)
/* Android */
Color.parseColor("#ef1c28")Accessibility — WCAG contrast
Aa
#ef1c28 on white: 4.31:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#ef1c28 on black: 4.87:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red93.7%
Green11.0%
Blue15.7%
CMYK percentages
Cyan0.0%
Magenta88.3%
Yellow83.3%
Key (black)6.3%
Color previews
#ef1c28 text on a black background
contrast 4.87:1
Card sample
#ef1c28 text on a white background
contrast 4.31:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #ef1c28;
Background color
Panel with #ef1c28 background
background-color: #ef1c28;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #ef1c28;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(239, 28, 40, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(239, 28, 40, 0.45);
Border & gradient
Gradient panel
border: 3px solid #ef1c28; background: linear-gradient(135deg, #ef1c28, #EF9D1C);