#a4d621
a balanced, vivid green · cool · closest name: yellow
RGB
164, 214, 33
HSL
77°, 73%, 48%
CMYK
23, 0, 85, 16
Luminance
0.5610
Every format
| HEX | #a4d621 |
| RGB | rgb(164, 214, 33) |
| HSL | hsl(77, 73%, 48%) |
| CMYK | cmyk(23%, 0%, 85%, 16%) |
| LAB | lab(79.7 -38.8 74.2) |
| LCH | lch(79.7 83.7 117.6) |
| OKLCH | oklch(0.812 0.197 125.2) |
Copy-ready code
/* CSS */
color: #a4d621;
background-color: #a4d621;
/* Tailwind (arbitrary) */
class="text-[#a4d621] bg-[#a4d621]"
/* SCSS */
$brand: #a4d621;
/* SwiftUI */
Color(red: 0.643, green: 0.839, blue: 0.129)
/* Android */
Color.parseColor("#a4d621")Accessibility — WCAG contrast
Aa
#a4d621 on white: 1.72:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#a4d621 on black: 12.22:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red64.3%
Green83.9%
Blue12.9%
CMYK percentages
Cyan23.4%
Magenta0.0%
Yellow84.6%
Key (black)16.1%
Color previews
#a4d621 text on a black background
contrast 12.22:1
Card sample
#a4d621 text on a white background
contrast 1.72:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #a4d621;
Background color
Panel with #a4d621 background
background-color: #a4d621;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #a4d621;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(164, 214, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(164, 214, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #a4d621; background: linear-gradient(135deg, #a4d621, #2BD621);