#ddff00
a balanced, electric yellow · cool · closest name: yellow
RGB
221, 255, 0
HSL
68°, 100%, 50%
CMYK
13, 0, 100, 0
Luminance
0.8689
Every format
| HEX | #ddff00 |
| RGB | rgb(221, 255, 0) |
| HSL | hsl(68, 100%, 50%) |
| CMYK | cmyk(13%, 0%, 100%, 0%) |
| LAB | lab(94.7 -35.3 91.6) |
| LCH | lch(94.7 98.1 111.1) |
| OKLCH | oklch(0.942 0.222 119.0) |
Copy-ready code
/* CSS */
color: #ddff00;
background-color: #ddff00;
/* Tailwind (arbitrary) */
class="text-[#ddff00] bg-[#ddff00]"
/* SCSS */
$brand: #ddff00;
/* SwiftUI */
Color(red: 0.867, green: 1.000, blue: 0.000)
/* Android */
Color.parseColor("#ddff00")Accessibility — WCAG contrast
Aa
#ddff00 on white: 1.14:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#ddff00 on black: 18.38:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red86.7%
Green100.0%
Blue0.0%
CMYK percentages
Cyan13.3%
Magenta0.0%
Yellow100.0%
Key (black)0.0%
Color previews
#ddff00 text on a black background
contrast 18.38:1
Card sample
#ddff00 text on a white background
contrast 1.14:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #ddff00;
Background color
Panel with #ddff00 background
background-color: #ddff00;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #ddff00;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(221, 255, 0, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(221, 255, 0, 0.45);
Border & gradient
Gradient panel
border: 3px solid #ddff00; background: linear-gradient(135deg, #ddff00, #33FF00);