The hex color #a15ec5 is a dark color. The web-safe version is Hex
#9966CC. A complementary color is
#5EA13A. The grayscale version is
#979797. A 20% lighter version of the original color is
#D491F8, and Hex
#6E2B92 is the 20% darker color. If the color is saturated by 10%, you get
#A258CA. If the color is desaturated by 10%, the color
#A064C0 is obtained.