The hex color #a57bef is a light color. The web-safe version is Hex
#9966FF. A complementary color is
#5A8410. The grayscale version is
#B0B0B0. A 20% lighter version of the original color is
#D8AEFF, and Hex
#7248BC is the 20% darker color. If the color is saturated by 10%, you get
#A476F5. If the color is desaturated by 10%, the color
#A680E9 is obtained.