The hex color #726bbc is a dark color. The web-safe version is Hex
#6666CC. A complementary color is
#8D9443. The grayscale version is
#888888. A 20% lighter version of the original color is
#A59EEF, and Hex
#3F3889 is the 20% darker color. If the color is saturated by 10%, you get
#7068C1. If the color is desaturated by 10%, the color
#746EB7 is obtained.