#66ee11
a balanced, electric green · cool · closest name: lime
RGB
102, 238, 17
HSL
97°, 87%, 50%
CMYK
57, 0, 93, 7
Luminance
0.6401
Every format
| HEX | #66ee11 |
| RGB | rgb(102, 238, 17) |
| HSL | hsl(97, 87%, 50%) |
| CMYK | cmyk(57%, 0%, 93%, 7%) |
| LAB | lab(84.0 -68.6 79.3) |
| LCH | lch(84.0 104.8 130.9) |
| OKLCH | oklch(0.839 0.256 138.0) |
Copy-ready code
/* CSS */
color: #66ee11;
background-color: #66ee11;
/* Tailwind (arbitrary) */
class="text-[#66ee11] bg-[#66ee11]"
/* SCSS */
$brand: #66ee11;
/* SwiftUI */
Color(red: 0.400, green: 0.933, blue: 0.067)
/* Android */
Color.parseColor("#66ee11")Accessibility — WCAG contrast
Aa
#66ee11 on white: 1.52:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#66ee11 on black: 13.80:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red40.0%
Green93.3%
Blue6.7%
CMYK percentages
Cyan57.1%
Magenta0.0%
Yellow92.9%
Key (black)6.7%
Color previews
#66ee11 text on a black background
contrast 13.80:1
Card sample
#66ee11 text on a white background
contrast 1.52:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #66ee11;
Background color
Panel with #66ee11 background
background-color: #66ee11;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #66ee11;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(102, 238, 17, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(102, 238, 17, 0.45);
Border & gradient
Gradient panel
border: 3px solid #66ee11; background: linear-gradient(135deg, #66ee11, #11EE4F);