#3fdf31
a balanced, vivid green · cool · closest name: lime
RGB
63, 223, 49
HSL
115°, 73%, 53%
CMYK
72, 0, 78, 13
Luminance
0.5405
Every format
| HEX | #3fdf31 |
| RGB | rgb(63, 223, 49) |
| HSL | hsl(115, 73%, 53%) |
| CMYK | cmyk(72%, 0%, 78%, 13%) |
| LAB | lab(78.5 -70.7 67.5) |
| LCH | lch(78.5 97.8 136.3) |
| OKLCH | oklch(0.791 0.244 142.0) |
Copy-ready code
/* CSS */
color: #3fdf31;
background-color: #3fdf31;
/* Tailwind (arbitrary) */
class="text-[#3fdf31] bg-[#3fdf31]"
/* SCSS */
$brand: #3fdf31;
/* SwiftUI */
Color(red: 0.247, green: 0.875, blue: 0.192)
/* Android */
Color.parseColor("#3fdf31")Accessibility — WCAG contrast
Aa
#3fdf31 on white: 1.78:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#3fdf31 on black: 11.81:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red24.7%
Green87.5%
Blue19.2%
CMYK percentages
Cyan71.7%
Magenta0.0%
Yellow78.0%
Key (black)12.5%
Color previews
#3fdf31 text on a black background
contrast 11.81:1
Card sample
#3fdf31 text on a white background
contrast 1.78:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3fdf31;
Background color
Panel with #3fdf31 background
background-color: #3fdf31;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3fdf31;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(63, 223, 49, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(63, 223, 49, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3fdf31; background: linear-gradient(135deg, #3fdf31, #31DF97);