The hex color #a872f9 is a light color. The web-safe version is Hex
#9966FF. A complementary color is
#578D06. The grayscale version is
#B1B1B1. A 20% lighter version of the original color is
#DBA5FF, and Hex
#753FC6 is the 20% darker color. If the color is saturated by 10%, you get
#A76CFF. If the color is desaturated by 10%, the color
#A978F2 is obtained.