#ff4057
a balanced, electric red · warm · closest name: crimson
RGB
255, 64, 87
HSL
353°, 100%, 63%
CMYK
0, 75, 66, 0
Luminance
0.2561
Every format
| HEX | #ff4057 |
| RGB | rgb(255, 64, 87) |
| HSL | hsl(353, 100%, 63%) |
| CMYK | cmyk(0%, 75%, 66%, 0%) |
| LAB | lab(57.7 71.5 32.2) |
| LCH | lch(57.7 78.5 24.2) |
| OKLCH | oklch(0.663 0.225 19.7) |
Copy-ready code
/* CSS */
color: #ff4057;
background-color: #ff4057;
/* Tailwind (arbitrary) */
class="text-[#ff4057] bg-[#ff4057]"
/* SCSS */
$brand: #ff4057;
/* SwiftUI */
Color(red: 1.000, green: 0.251, blue: 0.341)
/* Android */
Color.parseColor("#ff4057")Accessibility — WCAG contrast
Aa
#ff4057 on white: 3.43:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#ff4057 on black: 6.12:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red100.0%
Green25.1%
Blue34.1%
CMYK percentages
Cyan0.0%
Magenta74.9%
Yellow65.9%
Key (black)0.0%
Color previews
#ff4057 text on a black background
contrast 6.12:1
Card sample
#ff4057 text on a white background
contrast 3.43:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #ff4057;
Background color
Panel with #ff4057 background
background-color: #ff4057;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #ff4057;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(255, 64, 87, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(255, 64, 87, 0.45);
Border & gradient
Gradient panel
border: 3px solid #ff4057; background: linear-gradient(135deg, #ff4057, #FFA840);