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Dark Blue

#4028E2

Dark Blue is a cool medium color with the hex code #4028E2. This vibrant hue can be represented as RGB 64, 40, 226 in digital design or CMYK 72%, 82%, 0%, 11% for print applications. Find matching Pantone color.

Dark Blue color values

HEX
#4028E2
RGB
64, 40, 226
HSL
248°, 76%, 52%
CMYK
72, 82, 0, 11

About this color

Dark Blue sits at 248° on the color wheel with 76% saturation and 52% lightness, placing it in the blue segment of the spectrum. At 76% saturation, the hue is fully legible and confident — richly chromatic without tipping into high-contrast territory. At medium-high lightness, it holds its own on white backgrounds while remaining approachable.

In digital environments, Dark Blue is rendered as rgb(64, 40, 226), where the blue channel is highest at 226, producing a strongly blue character. The mid-range lightness and strong saturation make this versatile for both foreground and background roles, depending on what it is paired against.

For print, Dark Blue translates to a CMYK breakdown of 72C 82M 0Y 11K. The low-to-moderate black value (11%) means the color's character in print comes primarily from its magenta ink content (82%), 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.

How to use Dark Blue

CSS Variable

:root {
  --brand-primary: #4028E2;
  --brand-primary-rgb: 64, 40, 226;
}

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

Tailwind Config

colors: {
  brand: '#4028E2',
}

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

Print Design (CMYK)

C: 72%
M: 82%
Y: 0%
K: 11%

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

RGB for Screens

rgb(64, 40, 226)
rgba(64, 40, 226, 0.8)

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

Frequently asked questions

What color is #4028E2?
#4028E2 is Dark Blue, a cool medium color with RGB values of 64, 40, 226. It has a hue of 248°, 76% saturation, and 52% lightness in the HSL color space.
What is the RGB value of #4028E2?
The RGB color code for #4028E2 is rgb(64, 40, 226). This means it contains 64 red, 40 green, and 226 blue in the RGB color model.
Is Dark Blue a warm or cool color?
Dark Blue (#4028E2) is a cool color with a hue between 120-300° on the color wheel.
How do I use #4028E2 in CSS?
You can use #4028E2 in CSS with: background-color: #4028E2; or color: #4028E2; or as an RGB value: rgb(64, 40, 226). For print design, use CMYK: 72%, 82%, 0%, 11%.