The hex color #a547d5 is a dark color. The web-safe version is Hex
#9933CC. A complementary color is
#5AB82A. The grayscale version is
#969696. A 20% lighter version of the original color is
#D87AFF, and Hex
#7214A2 is the 20% darker color. If the color is saturated by 10%, you get
#A73FDB. If the color is desaturated by 10%, the color
#A34FCF is obtained.