#3fd300
a dark, electric green · cool · closest name: lime
RGB
63, 211, 0
HSL
102°, 100%, 41%
CMYK
70, 0, 100, 17
Luminance
0.4765
Every format
| HEX | #3fd300 |
| RGB | rgb(63, 211, 0) |
| HSL | hsl(102, 100%, 41%) |
| CMYK | cmyk(70%, 0%, 100%, 17%) |
| LAB | lab(74.6 -68.7 72.9) |
| LCH | lch(74.6 100.2 133.3) |
| OKLCH | oklch(0.759 0.245 140.2) |
Copy-ready code
/* CSS */
color: #3fd300;
background-color: #3fd300;
/* Tailwind (arbitrary) */
class="text-[#3fd300] bg-[#3fd300]"
/* SCSS */
$brand: #3fd300;
/* SwiftUI */
Color(red: 0.247, green: 0.827, blue: 0.000)
/* Android */
Color.parseColor("#3fd300")Accessibility — WCAG contrast
Aa
#3fd300 on white: 1.99:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#3fd300 on black: 10.53:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red24.7%
Green82.7%
Blue0.0%
CMYK percentages
Cyan70.1%
Magenta0.0%
Yellow100.0%
Key (black)17.3%
Color previews
#3fd300 text on a black background
contrast 10.53:1
Card sample
#3fd300 text on a white background
contrast 1.99:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3fd300;
Background color
Panel with #3fd300 background
background-color: #3fd300;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3fd300;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(63, 211, 0, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(63, 211, 0, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3fd300; background: linear-gradient(135deg, #3fd300, #00D34E);