The hex color #9f15a0 is a dark color. The web-safe version is Hex
#990099. A complementary color is
#60EA5F. The grayscale version is
#717171. A 20% lighter version of the original color is
#D248D3, and Hex
#6C006D is the 20% darker color. If the color is saturated by 10%, you get
#A40CA5. If the color is desaturated by 10%, the color
#9A1E9B is obtained.