#669bc9
a balanced, vivid blue · cool · closest name: steelblue
RGB
102, 155, 201
HSL
208°, 48%, 59%
CMYK
49, 23, 0, 21
Luminance
0.3048
Every format
| HEX | #669bc9 |
| RGB | rgb(102, 155, 201) |
| HSL | hsl(208, 48%, 59%) |
| CMYK | cmyk(49%, 23%, 0%, 21%) |
| LAB | lab(62.1 -4.8 -29.1) |
| LCH | lch(62.1 29.5 260.5) |
| OKLCH | oklch(0.671 0.089 245.8) |
Copy-ready code
/* CSS */
color: #669bc9;
background-color: #669bc9;
/* Tailwind (arbitrary) */
class="text-[#669bc9] bg-[#669bc9]"
/* SCSS */
$brand: #669bc9;
/* SwiftUI */
Color(red: 0.400, green: 0.608, blue: 0.788)
/* Android */
Color.parseColor("#669bc9")Accessibility — WCAG contrast
Aa
#669bc9 on white: 2.96:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#669bc9 on black: 7.10:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red40.0%
Green60.8%
Blue78.8%
CMYK percentages
Cyan49.3%
Magenta22.9%
Yellow0.0%
Key (black)21.2%
Color previews
#669bc9 text on a black background
contrast 7.10:1
Card sample
#669bc9 text on a white background
contrast 2.96:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #669bc9;
Background color
Panel with #669bc9 background
background-color: #669bc9;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #669bc9;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(102, 155, 201, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(102, 155, 201, 0.45);
Border & gradient
Gradient panel
border: 3px solid #669bc9; background: linear-gradient(135deg, #669bc9, #7366C9);