#66baff
a light, electric blue · cool · closest name: steelblue
RGB
102, 186, 255
HSL
207°, 100%, 70%
CMYK
60, 27, 0, 0
Luminance
0.4516
Every format
| HEX | #66baff |
| RGB | rgb(102, 186, 255) |
| HSL | hsl(207, 100%, 70%) |
| CMYK | cmyk(60%, 27%, 0%, 0%) |
| LAB | lab(73.0 -5.6 -41.7) |
| LCH | lch(73.0 42.1 262.4) |
| OKLCH | oklch(0.764 0.129 245.4) |
Copy-ready code
/* CSS */
color: #66baff;
background-color: #66baff;
/* Tailwind (arbitrary) */
class="text-[#66baff] bg-[#66baff]"
/* SCSS */
$brand: #66baff;
/* SwiftUI */
Color(red: 0.400, green: 0.729, blue: 1.000)
/* Android */
Color.parseColor("#66baff")Accessibility — WCAG contrast
Aa
#66baff on white: 2.09:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#66baff on black: 10.03:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red40.0%
Green72.9%
Blue100.0%
CMYK percentages
Cyan60.0%
Magenta27.1%
Yellow0.0%
Key (black)0.0%
Color previews
#66baff text on a black background
contrast 10.03:1
Card sample
#66baff text on a white background
contrast 2.09:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #66baff;
Background color
Panel with #66baff background
background-color: #66baff;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #66baff;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(102, 186, 255, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(102, 186, 255, 0.45);
Border & gradient
Gradient panel
border: 3px solid #66baff; background: linear-gradient(135deg, #66baff, #7866FF);