#ffdf37
a balanced, electric yellow · cool · closest name: gold
RGB
255, 223, 55
HSL
50°, 100%, 61%
CMYK
0, 13, 78, 0
Luminance
0.7431
Every format
| HEX | #ffdf37 |
| RGB | rgb(255, 223, 55) |
| HSL | hsl(50, 100%, 61%) |
| CMYK | cmyk(0%, 13%, 78%, 0%) |
| LAB | lab(89.1 -5.0 79.4) |
| LCH | lch(89.1 79.5 93.6) |
| OKLCH | oklch(0.904 0.173 97.6) |
Copy-ready code
/* CSS */
color: #ffdf37;
background-color: #ffdf37;
/* Tailwind (arbitrary) */
class="text-[#ffdf37] bg-[#ffdf37]"
/* SCSS */
$brand: #ffdf37;
/* SwiftUI */
Color(red: 1.000, green: 0.875, blue: 0.216)
/* Android */
Color.parseColor("#ffdf37")Accessibility — WCAG contrast
Aa
#ffdf37 on white: 1.32:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#ffdf37 on black: 15.86:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red100.0%
Green87.5%
Blue21.6%
CMYK percentages
Cyan0.0%
Magenta12.5%
Yellow78.4%
Key (black)0.0%
Color previews
#ffdf37 text on a black background
contrast 15.86:1
Card sample
#ffdf37 text on a white background
contrast 1.32:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #ffdf37;
Background color
Panel with #ffdf37 background
background-color: #ffdf37;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #ffdf37;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(255, 223, 55, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(255, 223, 55, 0.45);
Border & gradient
Gradient panel
border: 3px solid #ffdf37; background: linear-gradient(135deg, #ffdf37, #9AFF37);