The hex color #a876c9 is a light color. The web-safe version is Hex
#9966CC. A complementary color is
#578936. The grayscale version is
#A2A2A2. A 20% lighter version of the original color is
#DBA9FC, and Hex
#754396 is the 20% darker color. If the color is saturated by 10%, you get
#A972CD. If the color is desaturated by 10%, the color
#A77AC5 is obtained.