#3fff39
a balanced, electric green · cool · closest name: lime
RGB
63, 255, 57
HSL
118°, 100%, 61%
CMYK
75, 0, 78, 0
Luminance
0.7287
Every format
| HEX | #3fff39 |
| RGB | rgb(63, 255, 57) |
| HSL | hsl(118, 100%, 61%) |
| CMYK | cmyk(75%, 0%, 78%, 0%) |
| LAB | lab(88.4 -79.8 74.7) |
| LCH | lch(88.4 109.3 136.9) |
| OKLCH | oklch(0.874 0.274 142.5) |
Copy-ready code
/* CSS */
color: #3fff39;
background-color: #3fff39;
/* Tailwind (arbitrary) */
class="text-[#3fff39] bg-[#3fff39]"
/* SCSS */
$brand: #3fff39;
/* SwiftUI */
Color(red: 0.247, green: 1.000, blue: 0.224)
/* Android */
Color.parseColor("#3fff39")Accessibility — WCAG contrast
Aa
#3fff39 on white: 1.35:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#3fff39 on black: 15.57:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red24.7%
Green100.0%
Blue22.4%
CMYK percentages
Cyan75.3%
Magenta0.0%
Yellow77.6%
Key (black)0.0%
Color previews
#3fff39 text on a black background
contrast 15.57:1
Card sample
#3fff39 text on a white background
contrast 1.35:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3fff39;
Background color
Panel with #3fff39 background
background-color: #3fff39;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3fff39;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(63, 255, 57, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(63, 255, 57, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3fff39; background: linear-gradient(135deg, #3fff39, #39FFB7);