#3fd921
a balanced, vivid green · cool · closest name: lime
RGB
63, 217, 33
HSL
110°, 74%, 49%
CMYK
71, 0, 85, 15
Luminance
0.5079
Every format
| HEX | #3fd921 |
| RGB | rgb(63, 217, 33) |
| HSL | hsl(110, 74%, 49%) |
| CMYK | cmyk(71%, 0%, 85%, 15%) |
| LAB | lab(76.5 -69.7 69.9) |
| LCH | lch(76.5 98.7 134.9) |
| OKLCH | oklch(0.775 0.245 141.1) |
Copy-ready code
/* CSS */
color: #3fd921;
background-color: #3fd921;
/* Tailwind (arbitrary) */
class="text-[#3fd921] bg-[#3fd921]"
/* SCSS */
$brand: #3fd921;
/* SwiftUI */
Color(red: 0.247, green: 0.851, blue: 0.129)
/* Android */
Color.parseColor("#3fd921")Accessibility — WCAG contrast
Aa
#3fd921 on white: 1.88:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#3fd921 on black: 11.16:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red24.7%
Green85.1%
Blue12.9%
CMYK percentages
Cyan71.0%
Magenta0.0%
Yellow84.8%
Key (black)14.9%
Color previews
#3fd921 text on a black background
contrast 11.16:1
Card sample
#3fd921 text on a white background
contrast 1.88:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3fd921;
Background color
Panel with #3fd921 background
background-color: #3fd921;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3fd921;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(63, 217, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(63, 217, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3fd921; background: linear-gradient(135deg, #3fd921, #21D97E);