#3fdf37
a balanced, vivid green · cool · closest name: lime
RGB
63, 223, 55
HSL
117°, 72%, 55%
CMYK
72, 0, 75, 13
Luminance
0.5411
Every format
| HEX | #3fdf37 |
| RGB | rgb(63, 223, 55) |
| HSL | hsl(117, 72%, 55%) |
| CMYK | cmyk(72%, 0%, 75%, 13%) |
| LAB | lab(78.5 -70.3 65.7) |
| LCH | lch(78.5 96.3 136.9) |
| OKLCH | oklch(0.792 0.242 142.3) |
Copy-ready code
/* CSS */
color: #3fdf37;
background-color: #3fdf37;
/* Tailwind (arbitrary) */
class="text-[#3fdf37] bg-[#3fdf37]"
/* SCSS */
$brand: #3fdf37;
/* SwiftUI */
Color(red: 0.247, green: 0.875, blue: 0.216)
/* Android */
Color.parseColor("#3fdf37")Accessibility — WCAG contrast
Aa
#3fdf37 on white: 1.78:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#3fdf37 on black: 11.82:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red24.7%
Green87.5%
Blue21.6%
CMYK percentages
Cyan71.7%
Magenta0.0%
Yellow75.3%
Key (black)12.5%
Color previews
#3fdf37 text on a black background
contrast 11.82:1
Card sample
#3fdf37 text on a white background
contrast 1.78:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3fdf37;
Background color
Panel with #3fdf37 background
background-color: #3fdf37;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3fdf37;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(63, 223, 55, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(63, 223, 55, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3fdf37; background: linear-gradient(135deg, #3fdf37, #37DF9F);