#42fceb
a balanced, electric cyan · cool · closest name: cyan
RGB
66, 252, 235
HSL
175°, 97%, 62%
CMYK
74, 0, 7, 1
Luminance
0.7678
Every format
| HEX | #42fceb |
| RGB | rgb(66, 252, 235) |
| HSL | hsl(175, 97%, 62%) |
| CMYK | cmyk(74%, 0%, 7%, 1%) |
| LAB | lab(90.2 -48.8 -5.0) |
| LCH | lch(90.2 49.0 185.9) |
| OKLCH | oklch(0.898 0.145 185.7) |
Copy-ready code
/* CSS */
color: #42fceb;
background-color: #42fceb;
/* Tailwind (arbitrary) */
class="text-[#42fceb] bg-[#42fceb]"
/* SCSS */
$brand: #42fceb;
/* SwiftUI */
Color(red: 0.259, green: 0.988, blue: 0.922)
/* Android */
Color.parseColor("#42fceb")Accessibility — WCAG contrast
Aa
#42fceb on white: 1.28:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#42fceb on black: 16.36:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.9%
Green98.8%
Blue92.2%
CMYK percentages
Cyan73.8%
Magenta0.0%
Yellow6.7%
Key (black)1.2%
Color previews
#42fceb text on a black background
contrast 16.36:1
Card sample
#42fceb text on a white background
contrast 1.28:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #42fceb;
Background color
Panel with #42fceb background
background-color: #42fceb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #42fceb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(66, 252, 235, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(66, 252, 235, 0.45);
Border & gradient
Gradient panel
border: 3px solid #42fceb; background: linear-gradient(135deg, #42fceb, #4291FC);