The hex color #a9a0c5 is a light color. The web-safe version is Hex
#9999CC. A complementary color is
#565F3A. The grayscale version is
#AFAFAF. A 20% lighter version of the original color is
#DCD3F8, and Hex
#766D92 is the 20% darker color. If the color is saturated by 10%, you get
#A89EC7. If the color is desaturated by 10%, the color
#AAA2C3 is obtained.