The hex color #a773b5 is a light color. The web-safe version is Hex
#9966CC. A complementary color is
#588C4A. The grayscale version is
#9A9A9A. A 20% lighter version of the original color is
#DAA6E8, and Hex
#744082 is the 20% darker color. If the color is saturated by 10%, you get
#A86FB8. If the color is desaturated by 10%, the color
#A677B2 is obtained.