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The hexadecimal color code #003553 is a very dark, intense shade of Cyan (known as midnightblue). In the RGB color model, #003553 is comprised of 0 red, 53 green, and 83 blue. In the HSL color space, which is often used in digital design and color grading, it has a hue of 202 degrees, a saturation of 100%, and a lightness of 16%. This color has an approximate wavelength of 510 nm. The closest web-safe color is often utilized in web design, user interfaces (UI), and vector graphics to create intense Cyan atmospheres. Designers searching for Cyan 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 #003553.