The hex color #a159d0 is a dark color. The web-safe version is Hex
#9966CC. A complementary color is
#5EA62F. The grayscale version is
#999999. A 20% lighter version of the original color is
#D48CFF, and Hex
#6E269D is the 20% darker color. If the color is saturated by 10%, you get
#A253D6. If the color is desaturated by 10%, the color
#A05FCA is obtained.