#66bbee
a light, electric blue · cool · closest name: skyblue
RGB
102, 187, 238
HSL
203°, 80%, 67%
CMYK
57, 21, 0, 7
Luminance
0.4454
Every format
| HEX | #66bbee |
| RGB | rgb(102, 187, 238) |
| HSL | hsl(203, 80%, 67%) |
| CMYK | cmyk(57%, 21%, 0%, 7%) |
| LAB | lab(72.6 -11.3 -33.2) |
| LCH | lch(72.6 35.0 251.2) |
| OKLCH | oklch(0.759 0.111 237.0) |
Copy-ready code
/* CSS */
color: #66bbee;
background-color: #66bbee;
/* Tailwind (arbitrary) */
class="text-[#66bbee] bg-[#66bbee]"
/* SCSS */
$brand: #66bbee;
/* SwiftUI */
Color(red: 0.400, green: 0.733, blue: 0.933)
/* Android */
Color.parseColor("#66bbee")Accessibility — WCAG contrast
Aa
#66bbee on white: 2.12:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#66bbee on black: 9.91:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red40.0%
Green73.3%
Blue93.3%
CMYK percentages
Cyan57.1%
Magenta21.4%
Yellow0.0%
Key (black)6.7%
Color previews
#66bbee text on a black background
contrast 9.91:1
Card sample
#66bbee text on a white background
contrast 2.12:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #66bbee;
Background color
Panel with #66bbee background
background-color: #66bbee;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #66bbee;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(102, 187, 238, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(102, 187, 238, 0.45);
Border & gradient
Gradient panel
border: 3px solid #66bbee; background: linear-gradient(135deg, #66bbee, #6C66EE);