#a3e521
a balanced, electric green · cool · closest name: yellow
RGB
163, 229, 33
HSL
80°, 79%, 51%
CMYK
29, 0, 86, 10
Luminance
0.6393
Every format
| HEX | #a3e521 |
| RGB | rgb(163, 229, 33) |
| HSL | hsl(80, 79%, 51%) |
| CMYK | cmyk(29%, 0%, 86%, 10%) |
| LAB | lab(83.9 -45.7 77.8) |
| LCH | lch(83.9 90.2 120.4) |
| OKLCH | oklch(0.846 0.214 128.1) |
Copy-ready code
/* CSS */
color: #a3e521;
background-color: #a3e521;
/* Tailwind (arbitrary) */
class="text-[#a3e521] bg-[#a3e521]"
/* SCSS */
$brand: #a3e521;
/* SwiftUI */
Color(red: 0.639, green: 0.898, blue: 0.129)
/* Android */
Color.parseColor("#a3e521")Accessibility — WCAG contrast
Aa
#a3e521 on white: 1.52:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#a3e521 on black: 13.79:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red63.9%
Green89.8%
Blue12.9%
CMYK percentages
Cyan28.8%
Magenta0.0%
Yellow85.6%
Key (black)10.2%
Color previews
#a3e521 text on a black background
contrast 13.79:1
Card sample
#a3e521 text on a white background
contrast 1.52:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #a3e521;
Background color
Panel with #a3e521 background
background-color: #a3e521;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #a3e521;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(163, 229, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(163, 229, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #a3e521; background: linear-gradient(135deg, #a3e521, #21E522);