#f0ff40
a balanced, electric yellow · cool · closest name: yellow
RGB
240, 255, 64
HSL
65°, 100%, 63%
CMYK
6, 0, 75, 0
Luminance
0.9042
Every format
| HEX | #f0ff40 |
| RGB | rgb(240, 255, 64) |
| HSL | hsl(65, 100%, 63%) |
| CMYK | cmyk(6%, 0%, 75%, 0%) |
| LAB | lab(96.2 -26.4 82.7) |
| LCH | lch(96.2 86.8 107.7) |
| OKLCH | oklch(0.958 0.199 114.2) |
Copy-ready code
/* CSS */
color: #f0ff40;
background-color: #f0ff40;
/* Tailwind (arbitrary) */
class="text-[#f0ff40] bg-[#f0ff40]"
/* SCSS */
$brand: #f0ff40;
/* SwiftUI */
Color(red: 0.941, green: 1.000, blue: 0.251)
/* Android */
Color.parseColor("#f0ff40")Accessibility — WCAG contrast
Aa
#f0ff40 on white: 1.10:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#f0ff40 on black: 19.08:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red94.1%
Green100.0%
Blue25.1%
CMYK percentages
Cyan5.9%
Magenta0.0%
Yellow74.9%
Key (black)0.0%
Color previews
#f0ff40 text on a black background
contrast 19.08:1
Card sample
#f0ff40 text on a white background
contrast 1.10:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #f0ff40;
Background color
Panel with #f0ff40 background
background-color: #f0ff40;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #f0ff40;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(240, 255, 64, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(240, 255, 64, 0.45);
Border & gradient
Gradient panel
border: 3px solid #f0ff40; background: linear-gradient(135deg, #f0ff40, #71FF40);