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The hexadecimal color code #20101B is a very dark, muted shade of Black (known as black). In the RGB color model, #20101B is comprised of 32 red, 16 green, and 27 blue. In the HSL color space, which is often used in digital design and color grading, it has a hue of 319 degrees, a saturation of 33%, and a lightness of 9%. This color has an approximate wavelength of 428 nm. The closest web-safe color is often utilized in web design, user interfaces (UI), and vector graphics to create muted Black atmospheres. Designers searching for Black 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 #20101B.