#66ee33
a balanced, electric green · cool · closest name: lime
RGB
102, 238, 51
HSL
104°, 85%, 57%
CMYK
57, 0, 79, 7
Luminance
0.6421
Every format
| HEX | #66ee33 |
| RGB | rgb(102, 238, 51) |
| HSL | hsl(104, 85%, 57%) |
| CMYK | cmyk(57%, 0%, 79%, 7%) |
| LAB | lab(84.1 -67.4 72.6) |
| LCH | lch(84.1 99.1 132.9) |
| OKLCH | oklch(0.841 0.246 139.1) |
Copy-ready code
/* CSS */
color: #66ee33;
background-color: #66ee33;
/* Tailwind (arbitrary) */
class="text-[#66ee33] bg-[#66ee33]"
/* SCSS */
$brand: #66ee33;
/* SwiftUI */
Color(red: 0.400, green: 0.933, blue: 0.200)
/* Android */
Color.parseColor("#66ee33")Accessibility — WCAG contrast
Aa
#66ee33 on white: 1.52:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#66ee33 on black: 13.84:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red40.0%
Green93.3%
Blue20.0%
CMYK percentages
Cyan57.1%
Magenta0.0%
Yellow78.6%
Key (black)6.7%
Color previews
#66ee33 text on a black background
contrast 13.84:1
Card sample
#66ee33 text on a white background
contrast 1.52:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #66ee33;
Background color
Panel with #66ee33 background
background-color: #66ee33;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #66ee33;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(102, 238, 51, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(102, 238, 51, 0.45);
Border & gradient
Gradient panel
border: 3px solid #66ee33; background: linear-gradient(135deg, #66ee33, #33EE7D);