#21df80
a balanced, vivid green · cool · closest name: forestgreen
RGB
33, 223, 128
HSL
150°, 75%, 50%
CMYK
85, 0, 43, 13
Luminance
0.5466
Every format
| HEX | #21df80 |
| RGB | rgb(33, 223, 128) |
| HSL | hsl(150, 75%, 50%) |
| CMYK | cmyk(85%, 0%, 43%, 13%) |
| LAB | lab(78.8 -65.0 34.3) |
| LCH | lch(78.8 73.5 152.1) |
| OKLCH | oklch(0.796 0.194 154.0) |
Copy-ready code
/* CSS */
color: #21df80;
background-color: #21df80;
/* Tailwind (arbitrary) */
class="text-[#21df80] bg-[#21df80]"
/* SCSS */
$brand: #21df80;
/* SwiftUI */
Color(red: 0.129, green: 0.875, blue: 0.502)
/* Android */
Color.parseColor("#21df80")Accessibility — WCAG contrast
Aa
#21df80 on white: 1.76:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#21df80 on black: 11.93:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red12.9%
Green87.5%
Blue50.2%
CMYK percentages
Cyan85.2%
Magenta0.0%
Yellow42.6%
Key (black)12.5%
Color previews
#21df80 text on a black background
contrast 11.93:1
Card sample
#21df80 text on a white background
contrast 1.76:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #21df80;
Background color
Panel with #21df80 background
background-color: #21df80;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #21df80;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(33, 223, 128, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(33, 223, 128, 0.45);
Border & gradient
Gradient panel
border: 3px solid #21df80; background: linear-gradient(135deg, #21df80, #21BFDF);