#ffdf23
a balanced, electric yellow · cool · closest name: gold
RGB
255, 223, 35
HSL
51°, 100%, 57%
CMYK
0, 13, 86, 0
Luminance
0.7416
Every format
| HEX | #ffdf23 |
| RGB | rgb(255, 223, 35) |
| HSL | hsl(51, 100%, 57%) |
| CMYK | cmyk(0%, 13%, 86%, 0%) |
| LAB | lab(89.0 -5.5 84.3) |
| LCH | lch(89.0 84.5 93.8) |
| OKLCH | oklch(0.903 0.181 98.2) |
Copy-ready code
/* CSS */
color: #ffdf23;
background-color: #ffdf23;
/* Tailwind (arbitrary) */
class="text-[#ffdf23] bg-[#ffdf23]"
/* SCSS */
$brand: #ffdf23;
/* SwiftUI */
Color(red: 1.000, green: 0.875, blue: 0.137)
/* Android */
Color.parseColor("#ffdf23")Accessibility — WCAG contrast
Aa
#ffdf23 on white: 1.33:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#ffdf23 on black: 15.83:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red100.0%
Green87.5%
Blue13.7%
CMYK percentages
Cyan0.0%
Magenta12.5%
Yellow86.3%
Key (black)0.0%
Color previews
#ffdf23 text on a black background
contrast 15.83:1
Card sample
#ffdf23 text on a white background
contrast 1.33:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #ffdf23;
Background color
Panel with #ffdf23 background
background-color: #ffdf23;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #ffdf23;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(255, 223, 35, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(255, 223, 35, 0.45);
Border & gradient
Gradient panel
border: 3px solid #ffdf23; background: linear-gradient(135deg, #ffdf23, #8CFF23);