#42a721
a dark, vivid green · cool · closest name: forestgreen
RGB
66, 167, 33
HSL
105°, 67%, 39%
CMYK
61, 0, 80, 35
Luminance
0.2891
Every format
| HEX | #42a721 |
| RGB | rgb(66, 167, 33) |
| HSL | hsl(105, 67%, 39%) |
| CMYK | cmyk(61%, 0%, 80%, 35%) |
| LAB | lab(60.7 -52.6 55.5) |
| LCH | lch(60.7 76.4 133.5) |
| OKLCH | oklch(0.644 0.190 139.6) |
Copy-ready code
/* CSS */
color: #42a721;
background-color: #42a721;
/* Tailwind (arbitrary) */
class="text-[#42a721] bg-[#42a721]"
/* SCSS */
$brand: #42a721;
/* SwiftUI */
Color(red: 0.259, green: 0.655, blue: 0.129)
/* Android */
Color.parseColor("#42a721")Accessibility — WCAG contrast
Aa
#42a721 on white: 3.10:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#42a721 on black: 6.78:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.9%
Green65.5%
Blue12.9%
CMYK percentages
Cyan60.5%
Magenta0.0%
Yellow80.2%
Key (black)34.5%
Color previews
#42a721 text on a black background
contrast 6.78:1
Card sample
#42a721 text on a white background
contrast 3.10:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #42a721;
Background color
Panel with #42a721 background
background-color: #42a721;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #42a721;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(66, 167, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(66, 167, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #42a721; background: linear-gradient(135deg, #42a721, #21A759);