The hex color #a55b9e is a dark color. The web-safe version is Hex
#996699. A complementary color is
#5AA461. The grayscale version is
#8A8A8A. A 20% lighter version of the original color is
#D88ED1, and Hex
#72286B is the 20% darker color. If the color is saturated by 10%, you get
#A856A0. If the color is desaturated by 10%, the color
#A2609C is obtained.