The hex color #a9a1fa is a light color. The web-safe version is Hex
#9999FF. A complementary color is
#565E05. The grayscale version is
#C1C1C1. A 20% lighter version of the original color is
#DCD4FF, and Hex
#766EC7 is the 20% darker color. If the color is saturated by 10%, you get
#A79EFF. If the color is desaturated by 10%, the color
#ABA4F4 is obtained.