#42ecad
a balanced, electric green · cool · closest name: aquamarine
RGB
66, 236, 173
HSL
158°, 82%, 59%
CMYK
72, 0, 27, 8
Luminance
0.6417
Every format
| HEX | #42ecad |
| RGB | rgb(66, 236, 173) |
| HSL | hsl(158, 82%, 59%) |
| CMYK | cmyk(72%, 0%, 27%, 8%) |
| LAB | lab(84.0 -57.2 18.4) |
| LCH | lch(84.0 60.1 162.2) |
| OKLCH | oklch(0.843 0.164 163.4) |
Copy-ready code
/* CSS */
color: #42ecad;
background-color: #42ecad;
/* Tailwind (arbitrary) */
class="text-[#42ecad] bg-[#42ecad]"
/* SCSS */
$brand: #42ecad;
/* SwiftUI */
Color(red: 0.259, green: 0.925, blue: 0.678)
/* Android */
Color.parseColor("#42ecad")Accessibility — WCAG contrast
Aa
#42ecad on white: 1.52:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#42ecad on black: 13.83:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.9%
Green92.5%
Blue67.8%
CMYK percentages
Cyan72.0%
Magenta0.0%
Yellow26.7%
Key (black)7.5%
Color previews
#42ecad text on a black background
contrast 13.83:1
Card sample
#42ecad text on a white background
contrast 1.52:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #42ecad;
Background color
Panel with #42ecad background
background-color: #42ecad;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #42ecad;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(66, 236, 173, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(66, 236, 173, 0.45);
Border & gradient
Gradient panel
border: 3px solid #42ecad; background: linear-gradient(135deg, #42ecad, #42BAEC);