Dark Blue

Q: How do I use #0A10B8 in CSS?

You can use #0A10B8 in CSS with: background-color: #0A10B8; or color: #0A10B8; or as an RGB value: rgb(10, 16, 184). For print design, use CMYK: 95%, 91%, 0%, 28%.

#0A10B8

Dark Blue is a cool dark color with the hex code #0A10B8. This vibrant hue can be represented as RGB 10, 16, 184 in digital design or CMYK 95%, 91%, 0%, 28% for print applications. Find matching Pantone color.

Dark Blue color values

HEX: #0A10B8
RGB: 10, 16, 184
HSL: 238°, 90%, 38%
CMYK: 95, 91, 0, 28

Shades & tints

Darker Lighter

About this color

Dark Blue sits at 238° on the color wheel with 90% saturation and 38% lightness, placing it in the blue segment of the spectrum. With saturation at 90%, this is a high-chroma color: the kind that anchors palettes and demands considered placement. Its mid-range lightness positions it as a mid-tone: neither a background color nor a deep accent, but something in between.

In digital environments, Dark Blue is rendered as rgb(10, 16, 184), where the blue channel is highest at 184, producing a strongly blue character. High saturation combined with low lightness creates deep, jewel-toned results — useful for premium UI elements, hover states, and focused interaction areas.

For print, Dark Blue translates to a CMYK breakdown of 95C 91M 0Y 28K. With a moderate key (28%), 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

Analogous

Triadic

Split-Complementary

How to use Dark Blue

CSS Variable

:root {
  --brand-primary: #0A10B8;
  --brand-primary-rgb: 10, 16, 184;
}

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

Tailwind Config

colors: {
  brand: '#0A10B8',
}

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

Print Design (CMYK)

C: 95%
M: 91%
Y: 0%
K: 28%

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

RGB for Screens

rgb(10, 16, 184)
rgba(10, 16, 184, 0.8)

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

Brands using similar hue

24 brand s with colors near 238° on the color wheel

Frequently asked questions

What color is #0A10B8?

#0A10B8 is Dark Blue, a cool dark color with RGB values of 10, 16, 184. It has a hue of 238°, 90% saturation, and 38% lightness in the HSL color space.

What is the RGB value of #0A10B8?

The RGB color code for #0A10B8 is rgb(10, 16, 184). This means it contains 10 red, 16 green, and 184 blue in the RGB color model.

Is Dark Blue a warm or cool color?

Dark Blue (#0A10B8) is a cool color with a hue between 120-300° on the color wheel.

How do I use #0A10B8 in CSS?

You can use #0A10B8 in CSS with: background-color: #0A10B8; or color: #0A10B8; or as an RGB value: rgb(10, 16, 184). For print design, use CMYK: 95%, 91%, 0%, 28%.