#28c521
a balanced, vivid green · cool · closest name: green
RGB
40, 197, 33
HSL
117°, 71%, 45%
CMYK
80, 0, 83, 23
Luminance
0.4049
Every format
| HEX | #28c521 |
| RGB | rgb(40, 197, 33) |
| HSL | hsl(117, 71%, 45%) |
| CMYK | cmyk(80%, 0%, 83%, 23%) |
| LAB | lab(69.8 -67.1 63.7) |
| LCH | lch(69.8 92.5 136.5) |
| OKLCH | oklch(0.718 0.230 142.4) |
Copy-ready code
/* CSS */
color: #28c521;
background-color: #28c521;
/* Tailwind (arbitrary) */
class="text-[#28c521] bg-[#28c521]"
/* SCSS */
$brand: #28c521;
/* SwiftUI */
Color(red: 0.157, green: 0.773, blue: 0.129)
/* Android */
Color.parseColor("#28c521")Accessibility — WCAG contrast
Aa
#28c521 on white: 2.31:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#28c521 on black: 9.10:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red15.7%
Green77.3%
Blue12.9%
CMYK percentages
Cyan79.7%
Magenta0.0%
Yellow83.2%
Key (black)22.7%
Color previews
#28c521 text on a black background
contrast 9.10:1
Card sample
#28c521 text on a white background
contrast 2.31:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #28c521;
Background color
Panel with #28c521 background
background-color: #28c521;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #28c521;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(40, 197, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(40, 197, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #28c521; background: linear-gradient(135deg, #28c521, #21C587);