#ef1f3f
a balanced, electric red · warm · closest name: crimson
RGB
239, 31, 63
HSL
351°, 87%, 53%
CMYK
0, 87, 74, 6
Luminance
0.1969
Every format
| HEX | #ef1f3f |
| RGB | rgb(239, 31, 63) |
| HSL | hsl(351, 87%, 53%) |
| CMYK | cmyk(0%, 87%, 74%, 6%) |
| LAB | lab(51.5 74.1 38.0) |
| LCH | lch(51.5 83.3 27.1) |
| OKLCH | oklch(0.611 0.233 21.5) |
Copy-ready code
/* CSS */
color: #ef1f3f;
background-color: #ef1f3f;
/* Tailwind (arbitrary) */
class="text-[#ef1f3f] bg-[#ef1f3f]"
/* SCSS */
$brand: #ef1f3f;
/* SwiftUI */
Color(red: 0.937, green: 0.122, blue: 0.247)
/* Android */
Color.parseColor("#ef1f3f")Accessibility — WCAG contrast
Aa
#ef1f3f on white: 4.25:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#ef1f3f on black: 4.94:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red93.7%
Green12.2%
Blue24.7%
CMYK percentages
Cyan0.0%
Magenta87.0%
Yellow73.6%
Key (black)6.3%
Color previews
#ef1f3f text on a black background
contrast 4.94:1
Card sample
#ef1f3f text on a white background
contrast 4.25:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #ef1f3f;
Background color
Panel with #ef1f3f background
background-color: #ef1f3f;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #ef1f3f;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(239, 31, 63, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(239, 31, 63, 0.45);
Border & gradient
Gradient panel
border: 3px solid #ef1f3f; background: linear-gradient(135deg, #ef1f3f, #EF8A1F);