#66dd33
a balanced, vivid green · cool · closest name: lime
RGB
102, 221, 51
HSL
102°, 71%, 53%
CMYK
54, 0, 77, 13
Luminance
0.5478
Every format
| HEX | #66dd33 |
| RGB | rgb(102, 221, 51) |
| HSL | hsl(102, 71%, 53%) |
| CMYK | cmyk(54%, 0%, 77%, 13%) |
| LAB | lab(78.9 -61.5 67.7) |
| LCH | lch(78.9 91.5 132.3) |
| OKLCH | oklch(0.798 0.227 138.4) |
Copy-ready code
/* CSS */
color: #66dd33;
background-color: #66dd33;
/* Tailwind (arbitrary) */
class="text-[#66dd33] bg-[#66dd33]"
/* SCSS */
$brand: #66dd33;
/* SwiftUI */
Color(red: 0.400, green: 0.867, blue: 0.200)
/* Android */
Color.parseColor("#66dd33")Accessibility — WCAG contrast
Aa
#66dd33 on white: 1.76:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#66dd33 on black: 11.96:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red40.0%
Green86.7%
Blue20.0%
CMYK percentages
Cyan53.8%
Magenta0.0%
Yellow76.9%
Key (black)13.3%
Color previews
#66dd33 text on a black background
contrast 11.96:1
Card sample
#66dd33 text on a white background
contrast 1.76:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #66dd33;
Background color
Panel with #66dd33 background
background-color: #66dd33;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #66dd33;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(102, 221, 51, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(102, 221, 51, 0.45);
Border & gradient
Gradient panel
border: 3px solid #66dd33; background: linear-gradient(135deg, #66dd33, #33DD71);