#42af21
a dark, vivid green · cool · closest name: forestgreen
RGB
66, 175, 33
HSL
106°, 68%, 41%
CMYK
62, 0, 81, 31
Luminance
0.3193
Every format
| HEX | #42af21 |
| RGB | rgb(66, 175, 33) |
| HSL | hsl(106, 68%, 41%) |
| CMYK | cmyk(62%, 0%, 81%, 31%) |
| LAB | lab(63.3 -55.4 57.9) |
| LCH | lch(63.3 80.1 133.7) |
| OKLCH | oklch(0.665 0.199 139.9) |
Copy-ready code
/* CSS */
color: #42af21;
background-color: #42af21;
/* Tailwind (arbitrary) */
class="text-[#42af21] bg-[#42af21]"
/* SCSS */
$brand: #42af21;
/* SwiftUI */
Color(red: 0.259, green: 0.686, blue: 0.129)
/* Android */
Color.parseColor("#42af21")Accessibility — WCAG contrast
Aa
#42af21 on white: 2.84:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#42af21 on black: 7.39:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.9%
Green68.6%
Blue12.9%
CMYK percentages
Cyan62.3%
Magenta0.0%
Yellow81.1%
Key (black)31.4%
Color previews
#42af21 text on a black background
contrast 7.39:1
Card sample
#42af21 text on a white background
contrast 2.84:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #42af21;
Background color
Panel with #42af21 background
background-color: #42af21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #42af21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(66, 175, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(66, 175, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #42af21; background: linear-gradient(135deg, #42af21, #21AF5F);