The hex color #b64eff is a light color. The web-safe version is Hex
#CC66FF. A complementary color is
#49B100. The grayscale version is
#ACACAC. A 20% lighter version of the original color is
#E981FF, and Hex
#831BCC is the 20% darker color. If the color is saturated by 10%, you get
#B745FF. If the color is desaturated by 10%, the color
#B557F7 is obtained.