#42f2cf
a balanced, electric cyan · cool · closest name: aquamarine
RGB
66, 242, 207
HSL
168°, 87%, 60%
CMYK
73, 0, 15, 5
Luminance
0.6917
Every format
| HEX | #42f2cf |
| RGB | rgb(66, 242, 207) |
| HSL | hsl(168, 87%, 60%) |
| CMYK | cmyk(73%, 0%, 15%, 5%) |
| LAB | lab(86.6 -51.7 4.3) |
| LCH | lch(86.6 51.9 175.3) |
| OKLCH | oklch(0.866 0.148 175.9) |
Copy-ready code
/* CSS */
color: #42f2cf;
background-color: #42f2cf;
/* Tailwind (arbitrary) */
class="text-[#42f2cf] bg-[#42f2cf]"
/* SCSS */
$brand: #42f2cf;
/* SwiftUI */
Color(red: 0.259, green: 0.949, blue: 0.812)
/* Android */
Color.parseColor("#42f2cf")Accessibility — WCAG contrast
Aa
#42f2cf on white: 1.42:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#42f2cf on black: 14.83:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.9%
Green94.9%
Blue81.2%
CMYK percentages
Cyan72.7%
Magenta0.0%
Yellow14.5%
Key (black)5.1%
Color previews
#42f2cf text on a black background
contrast 14.83:1
Card sample
#42f2cf text on a white background
contrast 1.42:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #42f2cf;
Background color
Panel with #42f2cf background
background-color: #42f2cf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #42f2cf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(66, 242, 207, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(66, 242, 207, 0.45);
Border & gradient
Gradient panel
border: 3px solid #42f2cf; background: linear-gradient(135deg, #42f2cf, #42A0F2);