#f3ed21
a balanced, electric yellow · cool · closest name: yellow
RGB
243, 237, 33
HSL
58°, 90%, 54%
CMYK
0, 3, 86, 5
Luminance
0.7973
Every format
| HEX | #f3ed21 |
| RGB | rgb(243, 237, 33) |
| HSL | hsl(58, 90%, 54%) |
| CMYK | cmyk(0%, 3%, 86%, 5%) |
| LAB | lab(91.6 -17.5 86.3) |
| LCH | lch(91.6 88.0 101.5) |
| OKLCH | oklch(0.921 0.193 107.7) |
Copy-ready code
/* CSS */
color: #f3ed21;
background-color: #f3ed21;
/* Tailwind (arbitrary) */
class="text-[#f3ed21] bg-[#f3ed21]"
/* SCSS */
$brand: #f3ed21;
/* SwiftUI */
Color(red: 0.953, green: 0.929, blue: 0.129)
/* Android */
Color.parseColor("#f3ed21")Accessibility — WCAG contrast
Aa
#f3ed21 on white: 1.24:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#f3ed21 on black: 16.95:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red95.3%
Green92.9%
Blue12.9%
CMYK percentages
Cyan0.0%
Magenta2.5%
Yellow86.4%
Key (black)4.7%
Color previews
#f3ed21 text on a black background
contrast 16.95:1
Card sample
#f3ed21 text on a white background
contrast 1.24:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #f3ed21;
Background color
Panel with #f3ed21 background
background-color: #f3ed21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #f3ed21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(243, 237, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(243, 237, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #f3ed21; background: linear-gradient(135deg, #f3ed21, #6DF321);