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Stack

#8F8E8A

Stack is a warm medium color with the hex code #8F8E8A. This muted hue can be represented as RGB 143, 142, 138 in digital design or CMYK 0%, 1%, 3%, 44% for print applications. Find matching Pantone color.

Stack color values

HEX
#8F8E8A
RGB
143, 142, 138
HSL
48°, 2%, 55%
CMYK
0, 1, 3, 44

Shades & tints

Darker Lighter

About this color

Stack sits at 48° on the color wheel with 2% saturation and 55% lightness, placing it in the orange-yellow segment of the spectrum. At near-zero saturation, it reads as a pure gray, with hue playing almost no role in its character. At medium-high lightness, it holds its own on white backgrounds while remaining approachable.

In digital environments, Stack is rendered as rgb(143, 142, 138), where the red channel dominates at 143, though the other channels keep the hue balanced. This muted, medium-toned character adapts well to supporting roles: borders, disabled states, secondary text, and structural UI elements.

For print, Stack translates to a CMYK breakdown of 0C 1M 3Y 44K. With a moderate key (44%), this color uses black to deepen the chromatic channels rather than replace them, a profile that typically holds up well in both offset and digital print. No brands in the brandkit.pro library currently specify this exact hex as a named brand color.

Color harmonies

Complementary

Split-Complementary

How to use Stack

CSS Variable 

:root {
  --brand-primary: #8F8E8A;
  --brand-primary-rgb: 143, 142, 138;
}

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

Tailwind Config 

colors: {
  brand: '#8F8E8A',
}

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

Print Design (CMYK) 

C: 0%
M: 1%
Y: 3%
K: 44%

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

RGB for Screens 

rgb(143, 142, 138)
rgba(143, 142, 138, 0.8)

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

Frequently asked questions

What color is #8F8E8A?
#8F8E8A is Stack, a warm medium color with RGB values of 143, 142, 138. It has a hue of 48°, 2% saturation, and 55% lightness in the HSL color space.
What is the RGB value of #8F8E8A?
The RGB color code for #8F8E8A is rgb(143, 142, 138). This means it contains 143 red, 142 green, and 138 blue in the RGB color model.
Is Stack a warm or cool color?
Stack (#8F8E8A) is a warm color with a hue between 0-60° or 300-360° on the color wheel.
How do I use #8F8E8A in CSS?
You can use #8F8E8A in CSS with: background-color: #8F8E8A; or color: #8F8E8A; or as an RGB value: rgb(143, 142, 138). For print design, use CMYK: 0%, 1%, 3%, 44%.

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