#f51d00
a balanced, electric red · warm · closest name: red
RGB
245, 29, 0
HSL
7°, 100%, 48%
CMYK
0, 88, 100, 4
Luminance
0.2029
Every format
| HEX | #f51d00 |
| RGB | rgb(245, 29, 0) |
| HSL | hsl(7, 100%, 48%) |
| CMYK | cmyk(0%, 88%, 100%, 4%) |
| LAB | lab(52.2 74.8 65.6) |
| LCH | lch(52.2 99.5 41.2) |
| OKLCH | oklch(0.617 0.243 30.6) |
Copy-ready code
/* CSS */
color: #f51d00;
background-color: #f51d00;
/* Tailwind (arbitrary) */
class="text-[#f51d00] bg-[#f51d00]"
/* SCSS */
$brand: #f51d00;
/* SwiftUI */
Color(red: 0.961, green: 0.114, blue: 0.000)
/* Android */
Color.parseColor("#f51d00")Accessibility — WCAG contrast
Aa
#f51d00 on white: 4.15:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#f51d00 on black: 5.06:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red96.1%
Green11.4%
Blue0.0%
CMYK percentages
Cyan0.0%
Magenta88.2%
Yellow100.0%
Key (black)3.9%
Color previews
#f51d00 text on a black background
contrast 5.06:1
Card sample
#f51d00 text on a white background
contrast 4.15:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #f51d00;
Background color
Panel with #f51d00 background
background-color: #f51d00;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #f51d00;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(245, 29, 0, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(245, 29, 0, 0.45);
Border & gradient
Gradient panel
border: 3px solid #f51d00; background: linear-gradient(135deg, #f51d00, #F5C000);