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Mercury

#E4E5E7

Mercury is a cool light color with the hex code #E4E5E7. This muted hue can be represented as RGB 228, 229, 231 in digital design or CMYK 1%, 1%, 0%, 9% for print applications. Find matching Pantone color.

Mercury color values

HEX
#E4E5E7
RGB
228, 229, 231
HSL
220°, 6%, 90%
CMYK
1, 1, 0, 9

Shades & tints

Darker Lighter

About this color

Mercury sits at 220° on the color wheel with 6% saturation and 90% lightness, placing it in the blue segment of the spectrum. At near-zero saturation, it reads as a pure white-adjacent neutral, with hue playing almost no role in its character. The elevated lightness keeps it airy and open, well-suited to large surface areas without visual weight.

In digital environments, Mercury is rendered as rgb(228, 229, 231), where the blue channel is highest at 231, though it sits close to the other channels. Muted saturation at high lightness is a classic formula for soft background fills, placeholder states, and secondary surface colors in light-mode interfaces.

For print, Mercury translates to a CMYK breakdown of 1C 1M 0Y 9K. The low-to-moderate black value (9%) means the color's character in print comes primarily from its yellow ink content (0%), with black serving as a supporting shadow tone. 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 Mercury

CSS Variable 

:root {
  --brand-primary: #E4E5E7;
  --brand-primary-rgb: 228, 229, 231;
}

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

Tailwind Config 

colors: {
  brand: '#E4E5E7',
}

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

Print Design (CMYK) 

C: 1%
M: 1%
Y: 0%
K: 9%

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

RGB for Screens 

rgb(228, 229, 231)
rgba(228, 229, 231, 0.8)

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

Frequently asked questions

What color is #E4E5E7?
#E4E5E7 is Mercury, a cool light color with RGB values of 228, 229, 231. It has a hue of 220°, 6% saturation, and 90% lightness in the HSL color space.
What is the RGB value of #E4E5E7?
The RGB color code for #E4E5E7 is rgb(228, 229, 231). This means it contains 228 red, 229 green, and 231 blue in the RGB color model.
Is Mercury a warm or cool color?
Mercury (#E4E5E7) is a cool color with a hue between 120-300° on the color wheel.
How do I use #E4E5E7 in CSS?
You can use #E4E5E7 in CSS with: background-color: #E4E5E7; or color: #E4E5E7; or as an RGB value: rgb(228, 229, 231). For print design, use CMYK: 1%, 1%, 0%, 9%.

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