#669cdd
a balanced, vivid blue · cool · closest name: steelblue
RGB
102, 156, 221
HSL
213°, 64%, 63%
CMYK
54, 29, 0, 13
Luminance
0.3182
Every format
| HEX | #669cdd |
| RGB | rgb(102, 156, 221) |
| HSL | hsl(213, 64%, 63%) |
| CMYK | cmyk(54%, 29%, 0%, 13%) |
| LAB | lab(63.2 0.6 -38.5) |
| LCH | lch(63.2 38.5 271.0) |
| OKLCH | oklch(0.682 0.113 253.8) |
Copy-ready code
/* CSS */
color: #669cdd;
background-color: #669cdd;
/* Tailwind (arbitrary) */
class="text-[#669cdd] bg-[#669cdd]"
/* SCSS */
$brand: #669cdd;
/* SwiftUI */
Color(red: 0.400, green: 0.612, blue: 0.867)
/* Android */
Color.parseColor("#669cdd")Accessibility — WCAG contrast
Aa
#669cdd on white: 2.85:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#669cdd on black: 7.36:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red40.0%
Green61.2%
Blue86.7%
CMYK percentages
Cyan53.8%
Magenta29.4%
Yellow0.0%
Key (black)13.3%
Color previews
#669cdd text on a black background
contrast 7.36:1
Card sample
#669cdd text on a white background
contrast 2.85:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #669cdd;
Background color
Panel with #669cdd background
background-color: #669cdd;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #669cdd;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(102, 156, 221, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(102, 156, 221, 0.45);
Border & gradient
Gradient panel
border: 3px solid #669cdd; background: linear-gradient(135deg, #669cdd, #7F66DD);