#ff033f
a balanced, electric red · warm · closest name: crimson
RGB
255, 3, 63
HSL
346°, 100%, 51%
CMYK
0, 99, 75, 0
Luminance
0.2168
Every format
| HEX | #ff033f |
| RGB | rgb(255, 3, 63) |
| HSL | hsl(346, 100%, 51%) |
| CMYK | cmyk(0%, 99%, 75%, 0%) |
| LAB | lab(53.7 81.0 41.3) |
| LCH | lch(53.7 90.9 27.1) |
| OKLCH | oklch(0.632 0.254 21.2) |
Copy-ready code
/* CSS */
color: #ff033f;
background-color: #ff033f;
/* Tailwind (arbitrary) */
class="text-[#ff033f] bg-[#ff033f]"
/* SCSS */
$brand: #ff033f;
/* SwiftUI */
Color(red: 1.000, green: 0.012, blue: 0.247)
/* Android */
Color.parseColor("#ff033f")Accessibility — WCAG contrast
Aa
#ff033f on white: 3.93:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#ff033f on black: 5.34:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red100.0%
Green1.2%
Blue24.7%
CMYK percentages
Cyan0.0%
Magenta98.8%
Yellow75.3%
Key (black)0.0%
Color previews
#ff033f text on a black background
contrast 5.34:1
Card sample
#ff033f text on a white background
contrast 3.93:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #ff033f;
Background color
Panel with #ff033f background
background-color: #ff033f;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #ff033f;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(255, 3, 63, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(255, 3, 63, 0.45);
Border & gradient
Gradient panel
border: 3px solid #ff033f; background: linear-gradient(135deg, #ff033f, #FF6F03);