#66aaff
a light, electric blue · cool · closest name: dodgerblue
RGB
102, 170, 255
HSL
213°, 100%, 70%
CMYK
60, 33, 0, 0
Luminance
0.3879
Every format
| HEX | #66aaff |
| RGB | rgb(102, 170, 255) |
| HSL | hsl(213, 100%, 70%) |
| CMYK | cmyk(60%, 33%, 0%, 0%) |
| LAB | lab(68.6 3.4 -48.6) |
| LCH | lch(68.6 48.7 274.0) |
| OKLCH | oklch(0.730 0.142 254.9) |
Copy-ready code
/* CSS */
color: #66aaff;
background-color: #66aaff;
/* Tailwind (arbitrary) */
class="text-[#66aaff] bg-[#66aaff]"
/* SCSS */
$brand: #66aaff;
/* SwiftUI */
Color(red: 0.400, green: 0.667, blue: 1.000)
/* Android */
Color.parseColor("#66aaff")Accessibility — WCAG contrast
Aa
#66aaff on white: 2.40:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#66aaff on black: 8.76:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red40.0%
Green66.7%
Blue100.0%
CMYK percentages
Cyan60.0%
Magenta33.3%
Yellow0.0%
Key (black)0.0%
Color previews
#66aaff text on a black background
contrast 8.76:1
Card sample
#66aaff text on a white background
contrast 2.40:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #66aaff;
Background color
Panel with #66aaff background
background-color: #66aaff;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #66aaff;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(102, 170, 255, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(102, 170, 255, 0.45);
Border & gradient
Gradient panel
border: 3px solid #66aaff; background: linear-gradient(135deg, #66aaff, #8866FF);