#28ab21
a dark, vivid green · cool · closest name: green
RGB
40, 171, 33
HSL
117°, 68%, 40%
CMYK
77, 0, 81, 33
Luminance
0.2969
Every format
| HEX | #28ab21 |
| RGB | rgb(40, 171, 33) |
| HSL | hsl(117, 68%, 40%) |
| CMYK | cmyk(77%, 0%, 81%, 33%) |
| LAB | lab(61.4 -59.1 55.9) |
| LCH | lch(61.4 81.4 136.6) |
| OKLCH | oklch(0.648 0.203 142.3) |
Copy-ready code
/* CSS */
color: #28ab21;
background-color: #28ab21;
/* Tailwind (arbitrary) */
class="text-[#28ab21] bg-[#28ab21]"
/* SCSS */
$brand: #28ab21;
/* SwiftUI */
Color(red: 0.157, green: 0.671, blue: 0.129)
/* Android */
Color.parseColor("#28ab21")Accessibility — WCAG contrast
Aa
#28ab21 on white: 3.03:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#28ab21 on black: 6.94:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red15.7%
Green67.1%
Blue12.9%
CMYK percentages
Cyan76.6%
Magenta0.0%
Yellow80.7%
Key (black)32.9%
Color previews
#28ab21 text on a black background
contrast 6.94:1
Card sample
#28ab21 text on a white background
contrast 3.03:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #28ab21;
Background color
Panel with #28ab21 background
background-color: #28ab21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #28ab21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(40, 171, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(40, 171, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #28ab21; background: linear-gradient(135deg, #28ab21, #21AB76);