#a4e621
a balanced, electric green · cool · closest name: yellow
RGB
164, 230, 33
HSL
80°, 80%, 52%
CMYK
29, 0, 86, 10
Luminance
0.6460
Every format
| HEX | #a4e621 |
| RGB | rgb(164, 230, 33) |
| HSL | hsl(80, 80%, 52%) |
| CMYK | cmyk(29%, 0%, 86%, 10%) |
| LAB | lab(84.3 -45.8 78.1) |
| LCH | lch(84.3 90.5 120.4) |
| OKLCH | oklch(0.849 0.215 128.0) |
Copy-ready code
/* CSS */
color: #a4e621;
background-color: #a4e621;
/* Tailwind (arbitrary) */
class="text-[#a4e621] bg-[#a4e621]"
/* SCSS */
$brand: #a4e621;
/* SwiftUI */
Color(red: 0.643, green: 0.902, blue: 0.129)
/* Android */
Color.parseColor("#a4e621")Accessibility — WCAG contrast
Aa
#a4e621 on white: 1.51:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#a4e621 on black: 13.92:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red64.3%
Green90.2%
Blue12.9%
CMYK percentages
Cyan28.7%
Magenta0.0%
Yellow85.7%
Key (black)9.8%
Color previews
#a4e621 text on a black background
contrast 13.92:1
Card sample
#a4e621 text on a white background
contrast 1.51:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #a4e621;
Background color
Panel with #a4e621 background
background-color: #a4e621;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #a4e621;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(164, 230, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(164, 230, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #a4e621; background: linear-gradient(135deg, #a4e621, #21E621);