#fdfd00
a balanced, electric yellow · cool · “yellow”
RGB
253, 253, 0
HSL
60°, 100%, 50%
CMYK
0, 0, 100, 1
Luminance
0.9113
Every format
| HEX | #fdfd00 |
| RGB | rgb(253, 253, 0) |
| HSL | hsl(60, 100%, 50%) |
| CMYK | cmyk(0%, 0%, 100%, 1%) |
| LAB | lab(96.5 -21.4 93.9) |
| LCH | lch(96.5 96.3 102.9) |
| OKLCH | oklch(0.962 0.210 109.8) |
Copy-ready code
/* CSS */
color: #fdfd00;
background-color: #fdfd00;
/* Tailwind (arbitrary) */
class="text-[#fdfd00] bg-[#fdfd00]"
/* SCSS */
$brand: #fdfd00;
/* SwiftUI */
Color(red: 0.992, green: 0.992, blue: 0.000)
/* Android */
Color.parseColor("#fdfd00")Accessibility — WCAG contrast
Aa
#fdfd00 on white: 1.09:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#fdfd00 on black: 19.23:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red99.2%
Green99.2%
Blue0.0%
CMYK percentages
Cyan0.0%
Magenta0.0%
Yellow100.0%
Key (black)0.8%
Color previews
#fdfd00 text on a black background
contrast 19.23:1
Card sample
#fdfd00 text on a white background
contrast 1.09:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #fdfd00;
Background color
Panel with #fdfd00 background
background-color: #fdfd00;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #fdfd00;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(253, 253, 0, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(253, 253, 0, 0.45);
Border & gradient
Gradient panel
border: 3px solid #fdfd00; background: linear-gradient(135deg, #fdfd00, #54FD00);