The hex color #a73f81 is a dark color. The web-safe version is Hex
#993399. A complementary color is
#58C07E. The grayscale version is
#787878. A 20% lighter version of the original color is
#DA72B4, and Hex
#740C4E is the 20% darker color. If the color is saturated by 10%, you get
#AC3982. If the color is desaturated by 10%, the color
#A24580 is obtained.