Blue Diamond

Q: How do I use #390174 in CSS?

You can use #390174 in CSS with: background-color: #390174; or color: #390174; or as an RGB value: rgb(57, 1, 116). For print design, use CMYK: 51%, 99%, 0%, 55%.

#390174

Blue Diamond is a cool dark color with the hex code #390174. This vibrant hue can be represented as RGB 57, 1, 116 in digital design or CMYK 51%, 99%, 0%, 55% for print applications. Find matching Pantone color.

Blue Diamond color values

HEX: #390174
RGB: 57, 1, 116
HSL: 269°, 98%, 23%
CMYK: 51, 99, 0, 55

Shades & tints

Darker Lighter

About this color

Blue Diamond sits at 269° on the color wheel with 98% saturation and 23% lightness, placing it in the blue-violet segment of the spectrum. With saturation at 98%, this is a high-chroma color: the kind that anchors palettes and demands considered placement. The lower lightness gives it weight and depth, lending gravity to any palette it enters.

In digital environments, Blue Diamond is rendered as rgb(57, 1, 116), where the blue channel is highest at 116, anchoring the color in the cool register. High saturation combined with low lightness creates deep, jewel-toned results — useful for premium UI elements, hover states, and focused interaction areas.

For print, Blue Diamond translates to a CMYK breakdown of 51C 99M 0Y 55K. A substantial black component (55%) anchors this color in print. The remaining ink channels supplement rather than drive the hue, which keeps the result stable across different paper stocks. No brands in the brandkit.pro library currently specify this exact hex as a named brand color.

Color harmonies

Complementary

Analogous

Triadic

Split-Complementary

How to use Blue Diamond

CSS Variable

:root {
  --brand-primary: #390174;
  --brand-primary-rgb: 57, 1, 116;
}

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

Tailwind Config

colors: {
  brand: '#390174',
}

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

Print Design (CMYK)

C: 51%
M: 99%
Y: 0%
K: 55%

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

RGB for Screens

rgb(57, 1, 116)
rgba(57, 1, 116, 0.8)

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

Brands using similar hue

9 brand s with colors near 269° on the color wheel

Frequently asked questions

What color is #390174?

#390174 is Blue Diamond, a cool dark color with RGB values of 57, 1, 116. It has a hue of 269°, 98% saturation, and 23% lightness in the HSL color space.

What is the RGB value of #390174?

The RGB color code for #390174 is rgb(57, 1, 116). This means it contains 57 red, 1 green, and 116 blue in the RGB color model.

Is Blue Diamond a warm or cool color?

Blue Diamond (#390174) is a cool color with a hue between 120-300° on the color wheel.

How do I use #390174 in CSS?

You can use #390174 in CSS with: background-color: #390174; or color: #390174; or as an RGB value: rgb(57, 1, 116). For print design, use CMYK: 51%, 99%, 0%, 55%.