#ffdf00
a balanced, electric yellow · cool · closest name: gold
RGB
255, 223, 0
HSL
53°, 100%, 50%
CMYK
0, 13, 100, 0
Luminance
0.7404
Every format
| HEX | #ffdf00 |
| RGB | rgb(255, 223, 0) |
| HSL | hsl(53, 100%, 50%) |
| CMYK | cmyk(0%, 13%, 100%, 0%) |
| LAB | lab(88.9 -6.0 88.6) |
| LCH | lch(88.9 88.8 93.8) |
| OKLCH | oklch(0.903 0.187 98.7) |
Copy-ready code
/* CSS */
color: #ffdf00;
background-color: #ffdf00;
/* Tailwind (arbitrary) */
class="text-[#ffdf00] bg-[#ffdf00]"
/* SCSS */
$brand: #ffdf00;
/* SwiftUI */
Color(red: 1.000, green: 0.875, blue: 0.000)
/* Android */
Color.parseColor("#ffdf00")Accessibility — WCAG contrast
Aa
#ffdf00 on white: 1.33:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#ffdf00 on black: 15.81:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red100.0%
Green87.5%
Blue0.0%
CMYK percentages
Cyan0.0%
Magenta12.5%
Yellow100.0%
Key (black)0.0%
Color previews
#ffdf00 text on a black background
contrast 15.81:1
Card sample
#ffdf00 text on a white background
contrast 1.33:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #ffdf00;
Background color
Panel with #ffdf00 background
background-color: #ffdf00;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #ffdf00;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(255, 223, 0, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(255, 223, 0, 0.45);
Border & gradient
Gradient panel
border: 3px solid #ffdf00; background: linear-gradient(135deg, #ffdf00, #75FF00);