#42f2df
a balanced, electric cyan · cool · closest name: turquoise
RGB
66, 242, 223
HSL
174°, 87%, 60%
CMYK
73, 0, 8, 5
Luminance
0.6999
Every format
| HEX | #42f2df |
| RGB | rgb(66, 242, 223) |
| HSL | hsl(174, 87%, 60%) |
| CMYK | cmyk(73%, 0%, 8%, 5%) |
| LAB | lab(87.0 -47.7 -3.5) |
| LCH | lch(87.0 47.8 184.2) |
| OKLCH | oklch(0.870 0.141 184.2) |
Copy-ready code
/* CSS */
color: #42f2df;
background-color: #42f2df;
/* Tailwind (arbitrary) */
class="text-[#42f2df] bg-[#42f2df]"
/* SCSS */
$brand: #42f2df;
/* SwiftUI */
Color(red: 0.259, green: 0.949, blue: 0.875)
/* Android */
Color.parseColor("#42f2df")Accessibility — WCAG contrast
Aa
#42f2df on white: 1.40:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#42f2df on black: 15.00:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.9%
Green94.9%
Blue87.5%
CMYK percentages
Cyan72.7%
Magenta0.0%
Yellow7.9%
Key (black)5.1%
Color previews
#42f2df text on a black background
contrast 15.00:1
Card sample
#42f2df text on a white background
contrast 1.40:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #42f2df;
Background color
Panel with #42f2df background
background-color: #42f2df;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #42f2df;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(66, 242, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(66, 242, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #42f2df; background: linear-gradient(135deg, #42f2df, #4290F2);