#ff1133
a balanced, electric red · warm · closest name: crimson
RGB
255, 17, 51
HSL
351°, 100%, 53%
CMYK
0, 93, 80, 0
Luminance
0.2190
Every format
| HEX | #ff1133 |
| RGB | rgb(255, 17, 51) |
| HSL | hsl(351, 100%, 53%) |
| CMYK | cmyk(0%, 93%, 80%, 0%) |
| LAB | lab(53.9 79.5 48.3) |
| LCH | lch(53.9 93.0 31.2) |
| OKLCH | oklch(0.634 0.252 24.2) |
Copy-ready code
/* CSS */
color: #ff1133;
background-color: #ff1133;
/* Tailwind (arbitrary) */
class="text-[#ff1133] bg-[#ff1133]"
/* SCSS */
$brand: #ff1133;
/* SwiftUI */
Color(red: 1.000, green: 0.067, blue: 0.200)
/* Android */
Color.parseColor("#ff1133")Accessibility — WCAG contrast
Aa
#ff1133 on white: 3.90:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#ff1133 on black: 5.38:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red100.0%
Green6.7%
Blue20.0%
CMYK percentages
Cyan0.0%
Magenta93.3%
Yellow80.0%
Key (black)0.0%
Color previews
#ff1133 text on a black background
contrast 5.38:1
Card sample
#ff1133 text on a white background
contrast 3.90:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #ff1133;
Background color
Panel with #ff1133 background
background-color: #ff1133;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #ff1133;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(255, 17, 51, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(255, 17, 51, 0.45);
Border & gradient
Gradient panel
border: 3px solid #ff1133; background: linear-gradient(135deg, #ff1133, #FF8D11);