#4bf921
a balanced, electric green · cool · closest name: lime
RGB
75, 249, 33
HSL
108°, 95%, 55%
CMYK
70, 0, 87, 2
Luminance
0.6936
Every format
| HEX | #4bf921 |
| RGB | rgb(75, 249, 33) |
| HSL | hsl(108, 95%, 55%) |
| CMYK | cmyk(70%, 0%, 87%, 2%) |
| LAB | lab(86.7 -77.3 78.9) |
| LCH | lch(86.7 110.5 134.4) |
| OKLCH | oklch(0.860 0.273 140.8) |
Copy-ready code
/* CSS */
color: #4bf921;
background-color: #4bf921;
/* Tailwind (arbitrary) */
class="text-[#4bf921] bg-[#4bf921]"
/* SCSS */
$brand: #4bf921;
/* SwiftUI */
Color(red: 0.294, green: 0.976, blue: 0.129)
/* Android */
Color.parseColor("#4bf921")Accessibility — WCAG contrast
Aa
#4bf921 on white: 1.41:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#4bf921 on black: 14.87:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red29.4%
Green97.6%
Blue12.9%
CMYK percentages
Cyan69.9%
Magenta0.0%
Yellow86.7%
Key (black)2.4%
Color previews
#4bf921 text on a black background
contrast 14.87:1
Card sample
#4bf921 text on a white background
contrast 1.41:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #4bf921;
Background color
Panel with #4bf921 background
background-color: #4bf921;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #4bf921;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(75, 249, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(75, 249, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #4bf921; background: linear-gradient(135deg, #4bf921, #21F987);