The hex color #7f73f0 is a light color. The web-safe version is Hex
#6666FF. A complementary color is
#808C0F. The grayscale version is
#A1A1A1. A 20% lighter version of the original color is
#B2A6FF, and Hex
#4C40BD is the 20% darker color. If the color is saturated by 10%, you get
#7C6EF8. If the color is desaturated by 10%, the color
#8278E8 is obtained.