#ff0739
a balanced, electric red · warm · closest name: crimson
RGB
255, 7, 57
HSL
348°, 100%, 51%
CMYK
0, 97, 78, 0
Luminance
0.2171
Every format
| HEX | #ff0739 |
| RGB | rgb(255, 7, 57) |
| HSL | hsl(348, 100%, 51%) |
| CMYK | cmyk(0%, 97%, 78%, 0%) |
| LAB | lab(53.7 80.5 44.8) |
| LCH | lch(53.7 92.1 29.1) |
| OKLCH | oklch(0.632 0.253 22.6) |
Copy-ready code
/* CSS */
color: #ff0739;
background-color: #ff0739;
/* Tailwind (arbitrary) */
class="text-[#ff0739] bg-[#ff0739]"
/* SCSS */
$brand: #ff0739;
/* SwiftUI */
Color(red: 1.000, green: 0.027, blue: 0.224)
/* Android */
Color.parseColor("#ff0739")Accessibility — WCAG contrast
Aa
#ff0739 on white: 3.93:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#ff0739 on black: 5.34:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red100.0%
Green2.7%
Blue22.4%
CMYK percentages
Cyan0.0%
Magenta97.3%
Yellow77.6%
Key (black)0.0%
Color previews
#ff0739 text on a black background
contrast 5.34:1
Card sample
#ff0739 text on a white background
contrast 3.93:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #ff0739;
Background color
Panel with #ff0739 background
background-color: #ff0739;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #ff0739;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(255, 7, 57, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(255, 7, 57, 0.45);
Border & gradient
Gradient panel
border: 3px solid #ff0739; background: linear-gradient(135deg, #ff0739, #FF7A07);