#42bf21
a dark, vivid green · cool · closest name: green
RGB
66, 191, 33
HSL
108°, 71%, 44%
CMYK
65, 0, 83, 25
Luminance
0.3853
Every format
| HEX | #42bf21 |
| RGB | rgb(66, 191, 33) |
| HSL | hsl(108, 71%, 44%) |
| CMYK | cmyk(65%, 0%, 83%, 25%) |
| LAB | lab(68.4 -60.8 62.6) |
| LCH | lch(68.4 87.3 134.2) |
| OKLCH | oklch(0.708 0.217 140.4) |
Copy-ready code
/* CSS */
color: #42bf21;
background-color: #42bf21;
/* Tailwind (arbitrary) */
class="text-[#42bf21] bg-[#42bf21]"
/* SCSS */
$brand: #42bf21;
/* SwiftUI */
Color(red: 0.259, green: 0.749, blue: 0.129)
/* Android */
Color.parseColor("#42bf21")Accessibility — WCAG contrast
Aa
#42bf21 on white: 2.41:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#42bf21 on black: 8.71:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.9%
Green74.9%
Blue12.9%
CMYK percentages
Cyan65.4%
Magenta0.0%
Yellow82.7%
Key (black)25.1%
Color previews
#42bf21 text on a black background
contrast 8.71:1
Card sample
#42bf21 text on a white background
contrast 2.41:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #42bf21;
Background color
Panel with #42bf21 background
background-color: #42bf21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #42bf21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(66, 191, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(66, 191, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #42bf21; background: linear-gradient(135deg, #42bf21, #21BF69);