#a3c921
a balanced, vivid green · cool · closest name: olivedrab
RGB
163, 201, 33
HSL
74°, 72%, 46%
CMYK
19, 0, 84, 21
Luminance
0.4967
Every format
| HEX | #a3c921 |
| RGB | rgb(163, 201, 33) |
| HSL | hsl(74, 72%, 46%) |
| CMYK | cmyk(19%, 0%, 84%, 21%) |
| LAB | lab(75.9 -33.3 70.9) |
| LCH | lch(75.9 78.3 115.2) |
| OKLCH | oklch(0.781 0.182 122.7) |
Copy-ready code
/* CSS */
color: #a3c921;
background-color: #a3c921;
/* Tailwind (arbitrary) */
class="text-[#a3c921] bg-[#a3c921]"
/* SCSS */
$brand: #a3c921;
/* SwiftUI */
Color(red: 0.639, green: 0.788, blue: 0.129)
/* Android */
Color.parseColor("#a3c921")Accessibility — WCAG contrast
Aa
#a3c921 on white: 1.92:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#a3c921 on black: 10.93:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red63.9%
Green78.8%
Blue12.9%
CMYK percentages
Cyan18.9%
Magenta0.0%
Yellow83.6%
Key (black)21.2%
Color previews
#a3c921 text on a black background
contrast 10.93:1
Card sample
#a3c921 text on a white background
contrast 1.92:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #a3c921;
Background color
Panel with #a3c921 background
background-color: #a3c921;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #a3c921;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(163, 201, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(163, 201, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #a3c921; background: linear-gradient(135deg, #a3c921, #33C921);