#66a5ff
a light, electric blue · cool · closest name: dodgerblue
RGB
102, 165, 255
HSL
215°, 100%, 70%
CMYK
60, 35, 0, 0
Luminance
0.3696
Every format
| HEX | #66a5ff |
| RGB | rgb(102, 165, 255) |
| HSL | hsl(215, 100%, 70%) |
| CMYK | cmyk(60%, 35%, 0%, 0%) |
| LAB | lab(67.2 6.2 -50.7) |
| LCH | lch(67.2 51.1 277.0) |
| OKLCH | oklch(0.719 0.147 257.4) |
Copy-ready code
/* CSS */
color: #66a5ff;
background-color: #66a5ff;
/* Tailwind (arbitrary) */
class="text-[#66a5ff] bg-[#66a5ff]"
/* SCSS */
$brand: #66a5ff;
/* SwiftUI */
Color(red: 0.400, green: 0.647, blue: 1.000)
/* Android */
Color.parseColor("#66a5ff")Accessibility — WCAG contrast
Aa
#66a5ff on white: 2.50:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#66a5ff on black: 8.39:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red40.0%
Green64.7%
Blue100.0%
CMYK percentages
Cyan60.0%
Magenta35.3%
Yellow0.0%
Key (black)0.0%
Color previews
#66a5ff text on a black background
contrast 8.39:1
Card sample
#66a5ff text on a white background
contrast 2.50:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #66a5ff;
Background color
Panel with #66a5ff background
background-color: #66a5ff;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #66a5ff;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(102, 165, 255, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(102, 165, 255, 0.45);
Border & gradient
Gradient panel
border: 3px solid #66a5ff; background: linear-gradient(135deg, #66a5ff, #8D66FF);