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Sonic Silver

#666D5F

Sonic Silver is a neutral medium color with the hex code #666D5F. This muted hue can be represented as RGB 102, 109, 95 in digital design or CMYK 6%, 0%, 13%, 57% for print applications. Find matching Pantone color.

Sonic Silver Color Values

HEX
#666D5F
RGB
102, 109, 95
HSL
90°, 7%, 40%
CMYK
6, 0, 13, 57

Shades & Tints

Darker Lighter

About this color

Sonic Silver sits at 90° on the color wheel, placing it in the neutral color family, offering versatile neutrality. With 7% saturation and 40% lightness, this muted medium hue balances visibility with restraint.

In digital design, neutral colors like Sonic Silver work well for typography, interface elements, and maintaining balance. Medium-toned colors offer versatility across both light and dark design themes.

When using Sonic Silver in print, the CMYK breakdown of 6%, 0%, 13%, 57% ensures accurate color reproduction. This balanced CMYK profile should reproduce consistently across different printing methods.

Color Harmonies

Complementary

Analogous

Triadic

Split-Complementary

How to use Sonic Silver

CSS Variable 

:root {
  --brand-primary: #666D5F;
  --brand-primary-rgb: 102, 109, 95;
}

Define as a CSS custom property for consistent theming across your site.

Tailwind Config 

colors: {
  brand: '#666D5F',
}

Add to your Tailwind config to use classes like bg-brand.

Print Design (CMYK) 

C: 6%
M: 0%
Y: 13%
K: 57%

Use these CMYK values in Adobe Illustrator, InDesign, or print specifications.

RGB for Screens 

rgb(102, 109, 95)
rgba(102, 109, 95, 0.8)

Use RGB notation for compatibility or add alpha channel for transparency.

Frequently Asked Questions

What color is #666D5F?
#666D5F is Sonic Silver, a neutral medium color with RGB values of 102, 109, 95. It has a hue of 90°, 7% saturation, and 40% lightness in the HSL color space.
What is the RGB value of #666D5F?
The RGB color code for #666D5F is rgb(102, 109, 95). This means it contains 102 red, 109 green, and 95 blue in the RGB color model.
Is Sonic Silver a warm or cool color?
Sonic Silver (#666D5F) is a neutral color, sitting between warm and cool on the color wheel.
How do I use #666D5F in CSS?
You can use #666D5F in CSS with: background-color: #666D5F; or color: #666D5F; or as an RGB value: rgb(102, 109, 95). For print design, use CMYK: 6%, 0%, 13%, 57%.

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