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The hexadecimal color code #21FDCA is a medium, intense shade of Teal (known as turquoise). In the RGB color model, #21FDCA is comprised of 33 red, 253 green, and 202 blue. In the HSL color space, which is often used in digital design and color grading, it has a hue of 166 degrees, a saturation of 98%, and a lightness of 56%. This color has an approximate wavelength of 535 nm. The closest web-safe color is often utilized in web design, user interfaces (UI), and vector graphics to create intense Teal atmospheres. Designers searching for Teal 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 #21FDCA.