Nile Blue

Q: How do I use #15314C in CSS?

You can use #15314C in CSS with: background-color: #15314C; or color: #15314C; or as an RGB value: rgb(21, 49, 76). For print design, use CMYK: 72%, 36%, 0%, 70%.

#15314C

Nile Blue is a cool dark color with the hex code #15314C. This moderately saturated hue can be represented as RGB 21, 49, 76 in digital design or CMYK 72%, 36%, 0%, 70% for print applications. Find matching Pantone color.

Nile Blue color values

HEX: #15314C
RGB: 21, 49, 76
HSL: 209°, 57%, 19%
CMYK: 72, 36, 0, 70

Shades & tints

Darker Lighter

About this color

Nile Blue sits at 209° on the color wheel with 57% saturation and 19% lightness, placing it in the blue segment of the spectrum. The moderate 57% saturation gives it enough color presence to register clearly without competing for dominance in a composition. The lower lightness gives it weight and depth, lending gravity to any palette it enters.

In digital environments, Nile Blue is rendered as rgb(21, 49, 76), where the blue channel is highest at 76, anchoring the color in the cool register. This cool mid-tone is a reliable choice for UI chrome, informational states, and contexts that call for a calm, readable presence.

For print, Nile Blue translates to a CMYK breakdown of 72C 36M 0Y 70K. A substantial black component (70%) 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 Nile Blue

CSS Variable

:root {
  --brand-primary: #15314C;
  --brand-primary-rgb: 21, 49, 76;
}

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

Tailwind Config

colors: {
  brand: '#15314C',
}

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

Print Design (CMYK)

C: 72%
M: 36%
Y: 0%
K: 70%

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

RGB for Screens

rgb(21, 49, 76)
rgba(21, 49, 76, 0.8)

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

Brands using similar hue

24 brand s with colors near 209° on the color wheel

Frequently asked questions

What color is #15314C?

#15314C is Nile Blue, a cool dark color with RGB values of 21, 49, 76. It has a hue of 209°, 57% saturation, and 19% lightness in the HSL color space.

What is the RGB value of #15314C?

The RGB color code for #15314C is rgb(21, 49, 76). This means it contains 21 red, 49 green, and 76 blue in the RGB color model.

Is Nile Blue a warm or cool color?

Nile Blue (#15314C) is a cool color with a hue between 120-300° on the color wheel.

How do I use #15314C in CSS?

You can use #15314C in CSS with: background-color: #15314C; or color: #15314C; or as an RGB value: rgb(21, 49, 76). For print design, use CMYK: 72%, 36%, 0%, 70%.