#66e6ff
a light, electric cyan · cool · closest name: skyblue
RGB
102, 230, 255
HSL
190°, 100%, 70%
CMYK
60, 10, 0, 0
Luminance
0.6664
Every format
| HEX | #66e6ff |
| RGB | rgb(102, 230, 255) |
| HSL | hsl(190, 100%, 70%) |
| CMYK | cmyk(60%, 10%, 0%, 0%) |
| LAB | lab(85.3 -28.3 -22.7) |
| LCH | lch(85.3 36.3 218.8) |
| OKLCH | oklch(0.862 0.117 212.5) |
Copy-ready code
/* CSS */
color: #66e6ff;
background-color: #66e6ff;
/* Tailwind (arbitrary) */
class="text-[#66e6ff] bg-[#66e6ff]"
/* SCSS */
$brand: #66e6ff;
/* SwiftUI */
Color(red: 0.400, green: 0.902, blue: 1.000)
/* Android */
Color.parseColor("#66e6ff")Accessibility — WCAG contrast
Aa
#66e6ff on white: 1.47:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#66e6ff on black: 14.33:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red40.0%
Green90.2%
Blue100.0%
CMYK percentages
Cyan60.0%
Magenta9.8%
Yellow0.0%
Key (black)0.0%
Color previews
#66e6ff text on a black background
contrast 14.33:1
Card sample
#66e6ff text on a white background
contrast 1.47:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #66e6ff;
Background color
Panel with #66e6ff background
background-color: #66e6ff;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #66e6ff;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(102, 230, 255, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(102, 230, 255, 0.45);
Border & gradient
Gradient panel
border: 3px solid #66e6ff; background: linear-gradient(135deg, #66e6ff, #6680FF);