The hex color #a676e5 is a light color. The web-safe version is Hex
#9966CC. A complementary color is
#59891A. The grayscale version is
#ABABAB. A 20% lighter version of the original color is
#D9A9FF, and Hex
#7343B2 is the 20% darker color. If the color is saturated by 10%, you get
#A671EB. If the color is desaturated by 10%, the color
#A77BDF is obtained.