#66adeb
a light, electric blue · cool · closest name: steelblue
RGB
102, 173, 235
HSL
208°, 77%, 66%
CMYK
57, 26, 0, 8
Luminance
0.3871
Every format
| HEX | #66adeb |
| RGB | rgb(102, 173, 235) |
| HSL | hsl(208, 77%, 66%) |
| CMYK | cmyk(57%, 26%, 0%, 8%) |
| LAB | lab(68.5 -4.6 -37.8) |
| LCH | lch(68.5 38.1 263.1) |
| OKLCH | oklch(0.726 0.116 246.6) |
Copy-ready code
/* CSS */
color: #66adeb;
background-color: #66adeb;
/* Tailwind (arbitrary) */
class="text-[#66adeb] bg-[#66adeb]"
/* SCSS */
$brand: #66adeb;
/* SwiftUI */
Color(red: 0.400, green: 0.678, blue: 0.922)
/* Android */
Color.parseColor("#66adeb")Accessibility — WCAG contrast
Aa
#66adeb on white: 2.40:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#66adeb on black: 8.74:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red40.0%
Green67.8%
Blue92.2%
CMYK percentages
Cyan56.6%
Magenta26.4%
Yellow0.0%
Key (black)7.8%
Color previews
#66adeb text on a black background
contrast 8.74:1
Card sample
#66adeb text on a white background
contrast 2.40:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #66adeb;
Background color
Panel with #66adeb background
background-color: #66adeb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #66adeb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(102, 173, 235, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(102, 173, 235, 0.45);
Border & gradient
Gradient panel
border: 3px solid #66adeb; background: linear-gradient(135deg, #66adeb, #7866EB);