The hex color #a77fb8 is a light color. The web-safe version is Hex
#9966CC. A complementary color is
#588047. The grayscale version is
#9F9F9F. A 20% lighter version of the original color is
#DAB2EB, and Hex
#744C85 is the 20% darker color. If the color is saturated by 10%, you get
#A87CBA. If the color is desaturated by 10%, the color
#A682B6 is obtained.