#fff166
a light, electric yellow · cool · closest name: khaki
RGB
255, 241, 102
HSL
55°, 100%, 70%
CMYK
0, 6, 60, 0
Luminance
0.8513
Every format
| HEX | #fff166 |
| RGB | rgb(255, 241, 102) |
| HSL | hsl(55, 100%, 70%) |
| CMYK | cmyk(0%, 6%, 60%, 0%) |
| LAB | lab(93.9 -11.6 67.0) |
| LCH | lch(93.9 68.0 99.9) |
| OKLCH | oklch(0.944 0.158 103.6) |
Copy-ready code
/* CSS */
color: #fff166;
background-color: #fff166;
/* Tailwind (arbitrary) */
class="text-[#fff166] bg-[#fff166]"
/* SCSS */
$brand: #fff166;
/* SwiftUI */
Color(red: 1.000, green: 0.945, blue: 0.400)
/* Android */
Color.parseColor("#fff166")Accessibility — WCAG contrast
Aa
#fff166 on white: 1.16:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#fff166 on black: 18.03:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red100.0%
Green94.5%
Blue40.0%
CMYK percentages
Cyan0.0%
Magenta5.5%
Yellow60.0%
Key (black)0.0%
Color previews
#fff166 text on a black background
contrast 18.03:1
Card sample
#fff166 text on a white background
contrast 1.16:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #fff166;
Background color
Panel with #fff166 background
background-color: #fff166;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #fff166;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(255, 241, 102, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(255, 241, 102, 0.45);
Border & gradient
Gradient panel
border: 3px solid #fff166; background: linear-gradient(135deg, #fff166, #A7FF66);