#666c77
a dark, muted gray · cool · closest name: gray
RGB
102, 108, 119
HSL
219°, 8%, 43%
CMYK
14, 9, 0, 53
Luminance
0.1488
Every format
| HEX | #666c77 |
| RGB | rgb(102, 108, 119) |
| HSL | hsl(219, 8%, 43%) |
| CMYK | cmyk(14%, 9%, 0%, 53%) |
| LAB | lab(45.5 0.2 -6.9) |
| LCH | lch(45.5 6.9 271.4) |
| OKLCH | oklch(0.530 0.019 262.7) |
Copy-ready code
/* CSS */
color: #666c77;
background-color: #666c77;
/* Tailwind (arbitrary) */
class="text-[#666c77] bg-[#666c77]"
/* SCSS */
$brand: #666c77;
/* SwiftUI */
Color(red: 0.400, green: 0.424, blue: 0.467)
/* Android */
Color.parseColor("#666c77")Accessibility — WCAG contrast
Aa
#666c77 on white: 5.28:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#666c77 on black: 3.98:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red40.0%
Green42.4%
Blue46.7%
CMYK percentages
Cyan14.3%
Magenta9.2%
Yellow0.0%
Key (black)53.3%
Color previews
#666c77 text on a black background
contrast 3.98:1
Card sample
#666c77 text on a white background
contrast 5.28:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #666c77;
Background color
Panel with #666c77 background
background-color: #666c77;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #666c77;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(102, 108, 119, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(102, 108, 119, 0.45);
Border & gradient
Gradient panel
border: 3px solid #666c77; background: linear-gradient(135deg, #666c77, #6B6677);