#21a521
a dark, vivid green · cool · closest name: forestgreen
RGB
33, 165, 33
HSL
120°, 67%, 39%
CMYK
80, 0, 80, 35
Luminance
0.2734
Every format
| HEX | #21a521 |
| RGB | rgb(33, 165, 33) |
| HSL | hsl(120, 67%, 39%) |
| CMYK | cmyk(80%, 0%, 80%, 35%) |
| LAB | lab(59.3 -58.3 53.9) |
| LCH | lch(59.3 79.3 137.2) |
| OKLCH | oklch(0.630 0.199 142.8) |
Copy-ready code
/* CSS */
color: #21a521;
background-color: #21a521;
/* Tailwind (arbitrary) */
class="text-[#21a521] bg-[#21a521]"
/* SCSS */
$brand: #21a521;
/* SwiftUI */
Color(red: 0.129, green: 0.647, blue: 0.129)
/* Android */
Color.parseColor("#21a521")Accessibility — WCAG contrast
Aa
#21a521 on white: 3.25:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#21a521 on black: 6.47:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red12.9%
Green64.7%
Blue12.9%
CMYK percentages
Cyan80.0%
Magenta0.0%
Yellow80.0%
Key (black)35.3%
Color previews
#21a521 text on a black background
contrast 6.47:1
Card sample
#21a521 text on a white background
contrast 3.25:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #21a521;
Background color
Panel with #21a521 background
background-color: #21a521;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #21a521;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(33, 165, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(33, 165, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #21a521; background: linear-gradient(135deg, #21a521, #21A579);