The hex color #735a8f is a dark color. The web-safe version is Hex
#666699. A complementary color is
#8CA570. The grayscale version is
#747474. A 20% lighter version of the original color is
#A68DC2, and Hex
#40275C is the 20% darker color. If the color is saturated by 10%, you get
#735792. If the color is desaturated by 10%, the color
#735D8C is obtained.