The hex color #a356df is a dark color. The web-safe version is Hex
#9966CC. A complementary color is
#5CA920. The grayscale version is
#9D9D9D. A 20% lighter version of the original color is
#D689FF, and Hex
#7023AC is the 20% darker color. If the color is saturated by 10%, you get
#A44FE6. If the color is desaturated by 10%, the color
#A25DD8 is obtained.