#66bbff
a light, electric blue · cool · closest name: skyblue
RGB
102, 187, 255
HSL
207°, 100%, 70%
CMYK
60, 27, 0, 0
Luminance
0.4559
Every format
| HEX | #66bbff |
| RGB | rgb(102, 187, 255) |
| HSL | hsl(207, 100%, 70%) |
| CMYK | cmyk(60%, 27%, 0%, 0%) |
| LAB | lab(73.3 -6.1 -41.3) |
| LCH | lch(73.3 41.7 261.6) |
| OKLCH | oklch(0.766 0.128 244.8) |
Copy-ready code
/* CSS */
color: #66bbff;
background-color: #66bbff;
/* Tailwind (arbitrary) */
class="text-[#66bbff] bg-[#66bbff]"
/* SCSS */
$brand: #66bbff;
/* SwiftUI */
Color(red: 0.400, green: 0.733, blue: 1.000)
/* Android */
Color.parseColor("#66bbff")Accessibility — WCAG contrast
Aa
#66bbff on white: 2.08:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#66bbff on black: 10.12:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red40.0%
Green73.3%
Blue100.0%
CMYK percentages
Cyan60.0%
Magenta26.7%
Yellow0.0%
Key (black)0.0%
Color previews
#66bbff text on a black background
contrast 10.12:1
Card sample
#66bbff text on a white background
contrast 2.08:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #66bbff;
Background color
Panel with #66bbff background
background-color: #66bbff;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #66bbff;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(102, 187, 255, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(102, 187, 255, 0.45);
Border & gradient
Gradient panel
border: 3px solid #66bbff; background: linear-gradient(135deg, #66bbff, #7766FF);