#668899
a balanced, soft blue · cool · closest name: gray
RGB
102, 136, 153
HSL
200°, 20%, 50%
CMYK
33, 11, 0, 40
Luminance
0.2273
Every format
| HEX | #668899 |
| RGB | rgb(102, 136, 153) |
| HSL | hsl(200, 20%, 50%) |
| CMYK | cmyk(33%, 11%, 0%, 40%) |
| LAB | lab(54.8 -7.6 -12.9) |
| LCH | lch(54.8 15.0 239.5) |
| OKLCH | oklch(0.607 0.046 230.1) |
Copy-ready code
/* CSS */
color: #668899;
background-color: #668899;
/* Tailwind (arbitrary) */
class="text-[#668899] bg-[#668899]"
/* SCSS */
$brand: #668899;
/* SwiftUI */
Color(red: 0.400, green: 0.533, blue: 0.600)
/* Android */
Color.parseColor("#668899")Accessibility — WCAG contrast
Aa
#668899 on white: 3.79:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#668899 on black: 5.55:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red40.0%
Green53.3%
Blue60.0%
CMYK percentages
Cyan33.3%
Magenta11.1%
Yellow0.0%
Key (black)40.0%
Color previews
#668899 text on a black background
contrast 5.55:1
Card sample
#668899 text on a white background
contrast 3.79:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #668899;
Background color
Panel with #668899 background
background-color: #668899;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #668899;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(102, 136, 153, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(102, 136, 153, 0.45);
Border & gradient
Gradient panel
border: 3px solid #668899; background: linear-gradient(135deg, #668899, #666699);