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The hexadecimal color code #687FDF is a light, vibrant shade of Blue (known as cornflowerblue). In the RGB color model, #687FDF is comprised of 104 red, 127 green, and 223 blue. In the HSL color space, which is often used in digital design and color grading, it has a hue of 228 degrees, a saturation of 65%, and a lightness of 64%. This color has an approximate wavelength of 492 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 #687FDF.