The hex color #8a109c is a dark color. The web-safe version is Hex
#990099. A complementary color is
#75EF63. The grayscale version is
#676767. A 20% lighter version of the original color is
#BD43CF, and Hex
#570069 is the 20% darker color. If the color is saturated by 10%, you get
#8D07A1. If the color is desaturated by 10%, the color
#871997 is obtained.