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The hexadecimal color code #13174E is a very dark, vibrant shade of Blue (known as midnightblue). In the RGB color model, #13174E is comprised of 19 red, 23 green, and 78 blue. In the HSL color space, which is often used in digital design and color grading, it has a hue of 236 degrees, a saturation of 61%, and a lightness of 19%. This color has an approximate wavelength of 486 nm. The closest web-safe color is often utilized in web design, user interfaces (UI), and vector graphics to create vibrant Blue atmospheres. Designers searching for Blue color schemes often pair this with its complementary color or use it as an accent against neutral backgrounds. It is commonly used in digital design for backgrounds, typography, and accent elements. When paired with its complementary color in the palette below, it creates a high-contrast visual hierarchy. Engineers can implement this color using the CSS hex code #13174E.