#666eb2
a balanced, soft blue · warm · closest name: steelblue
RGB
102, 110, 178
HSL
234°, 33%, 55%
CMYK
43, 38, 0, 30
Luminance
0.1719
Every format
| HEX | #666eb2 |
| RGB | rgb(102, 110, 178) |
| HSL | hsl(234, 33%, 55%) |
| CMYK | cmyk(43%, 38%, 0%, 30%) |
| LAB | lab(48.5 14.8 -37.1) |
| LCH | lch(48.5 40.0 291.7) |
| OKLCH | oklch(0.562 0.105 277.3) |
Copy-ready code
/* CSS */
color: #666eb2;
background-color: #666eb2;
/* Tailwind (arbitrary) */
class="text-[#666eb2] bg-[#666eb2]"
/* SCSS */
$brand: #666eb2;
/* SwiftUI */
Color(red: 0.400, green: 0.431, blue: 0.698)
/* Android */
Color.parseColor("#666eb2")Accessibility — WCAG contrast
Aa
#666eb2 on white: 4.73:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#666eb2 on black: 4.44:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red40.0%
Green43.1%
Blue69.8%
CMYK percentages
Cyan42.7%
Magenta38.2%
Yellow0.0%
Key (black)30.2%
Color previews
#666eb2 text on a black background
contrast 4.44:1
Card sample
#666eb2 text on a white background
contrast 4.73:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #666eb2;
Background color
Panel with #666eb2 background
background-color: #666eb2;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #666eb2;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(102, 110, 178, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(102, 110, 178, 0.45);
Border & gradient
Gradient panel
border: 3px solid #666eb2; background: linear-gradient(135deg, #666eb2, #9166B2);