#42c2cf
a balanced, vivid cyan · cool · closest name: skyblue
RGB
66, 194, 207
HSL
186°, 60%, 54%
CMYK
68, 6, 0, 19
Luminance
0.4425
Every format
| HEX | #42c2cf |
| RGB | rgb(66, 194, 207) |
| HSL | hsl(186, 60%, 54%) |
| CMYK | cmyk(68%, 6%, 0%, 19%) |
| LAB | lab(72.4 -30.3 -16.7) |
| LCH | lch(72.4 34.6 208.9) |
| OKLCH | oklch(0.750 0.111 204.8) |
Copy-ready code
/* CSS */
color: #42c2cf;
background-color: #42c2cf;
/* Tailwind (arbitrary) */
class="text-[#42c2cf] bg-[#42c2cf]"
/* SCSS */
$brand: #42c2cf;
/* SwiftUI */
Color(red: 0.259, green: 0.761, blue: 0.812)
/* Android */
Color.parseColor("#42c2cf")Accessibility — WCAG contrast
Aa
#42c2cf on white: 2.13:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#42c2cf on black: 9.85:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.9%
Green76.1%
Blue81.2%
CMYK percentages
Cyan68.1%
Magenta6.3%
Yellow0.0%
Key (black)18.8%
Color previews
#42c2cf text on a black background
contrast 9.85:1
Card sample
#42c2cf text on a white background
contrast 2.13:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #42c2cf;
Background color
Panel with #42c2cf background
background-color: #42c2cf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #42c2cf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(66, 194, 207, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(66, 194, 207, 0.45);
Border & gradient
Gradient panel
border: 3px solid #42c2cf; background: linear-gradient(135deg, #42c2cf, #4264CF);