The hex color #1a6fe0 is a dark color. The web-safe version is Hex
#3366CC. A complementary color is
#E5901F. The grayscale version is
#787878. A 20% lighter version of the original color is
#4DA2FF, and Hex
#003CAD is the 20% darker color. If the color is saturated by 10%, you get
#116EEA. If the color is desaturated by 10%, the color
#2370D6 is obtained.