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The hexadecimal color code #C11021 is a medium, intense shade of Red (known as firebrick). In the RGB color model, #C11021 is comprised of 193 red, 16 green, and 33 blue. In the HSL color space, which is often used in digital design and color grading, it has a hue of 354 degrees, a saturation of 85%, and a lightness of 41%. This color has an approximate wavelength of 404 nm. The closest web-safe color is often utilized in web design, user interfaces (UI), and vector graphics to create intense Red atmospheres. Designers searching for Red 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 #C11021.