#fff340
a balanced, electric yellow · cool · closest name: yellow
RGB
255, 243, 64
HSL
56°, 100%, 63%
CMYK
0, 5, 75, 0
Luminance
0.8573
Every format
| HEX | #fff340 |
| RGB | rgb(255, 243, 64) |
| HSL | hsl(56, 100%, 63%) |
| CMYK | cmyk(0%, 5%, 75%, 0%) |
| LAB | lab(94.2 -14.6 81.3) |
| LCH | lch(94.2 82.6 100.2) |
| OKLCH | oklch(0.945 0.184 105.4) |
Copy-ready code
/* CSS */
color: #fff340;
background-color: #fff340;
/* Tailwind (arbitrary) */
class="text-[#fff340] bg-[#fff340]"
/* SCSS */
$brand: #fff340;
/* SwiftUI */
Color(red: 1.000, green: 0.953, blue: 0.251)
/* Android */
Color.parseColor("#fff340")Accessibility — WCAG contrast
Aa
#fff340 on white: 1.16:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#fff340 on black: 18.15:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red100.0%
Green95.3%
Blue25.1%
CMYK percentages
Cyan0.0%
Magenta4.7%
Yellow74.9%
Key (black)0.0%
Color previews
#fff340 text on a black background
contrast 18.15:1
Card sample
#fff340 text on a white background
contrast 1.16:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #fff340;
Background color
Panel with #fff340 background
background-color: #fff340;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #fff340;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(255, 243, 64, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(255, 243, 64, 0.45);
Border & gradient
Gradient panel
border: 3px solid #fff340; background: linear-gradient(135deg, #fff340, #8CFF40);