#f3fd18
a balanced, electric yellow · cool · closest name: yellow
RGB
243, 253, 24
HSL
63°, 98%, 54%
CMYK
4, 0, 91, 1
Luminance
0.8937
Every format
| HEX | #f3fd18 |
| RGB | rgb(243, 253, 24) |
| HSL | hsl(63, 98%, 54%) |
| CMYK | cmyk(4%, 0%, 91%, 1%) |
| LAB | lab(95.7 -25.3 91.0) |
| LCH | lch(95.7 94.4 105.5) |
| OKLCH | oklch(0.955 0.209 112.7) |
Copy-ready code
/* CSS */
color: #f3fd18;
background-color: #f3fd18;
/* Tailwind (arbitrary) */
class="text-[#f3fd18] bg-[#f3fd18]"
/* SCSS */
$brand: #f3fd18;
/* SwiftUI */
Color(red: 0.953, green: 0.992, blue: 0.094)
/* Android */
Color.parseColor("#f3fd18")Accessibility — WCAG contrast
Aa
#f3fd18 on white: 1.11:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#f3fd18 on black: 18.87:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red95.3%
Green99.2%
Blue9.4%
CMYK percentages
Cyan4.0%
Magenta0.0%
Yellow90.5%
Key (black)0.8%
Color previews
#f3fd18 text on a black background
contrast 18.87:1
Card sample
#f3fd18 text on a white background
contrast 1.11:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #f3fd18;
Background color
Panel with #f3fd18 background
background-color: #f3fd18;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #f3fd18;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(243, 253, 24, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(243, 253, 24, 0.45);
Border & gradient
Gradient panel
border: 3px solid #f3fd18; background: linear-gradient(135deg, #f3fd18, #5AFD18);