The hex color #a40ae3 is a dark color. The web-safe version is Hex
#9900CC. A complementary color is
#5BF51C. The grayscale version is
#868686. A 20% lighter version of the original color is
#D73DFF, and Hex
#7100B0 is the 20% darker color. If the color is saturated by 10%, you get
#A700EC. If the color is desaturated by 10%, the color
#A116DA is obtained.