The hex color #873bf7 is a dark color. The web-safe version is Hex
#9933FF. A complementary color is
#78C408. The grayscale version is
#939393. A 20% lighter version of the original color is
#BA6EFF, and Hex
#5408C4 is the 20% darker color. If the color is saturated by 10%, you get
#8632FF. If the color is desaturated by 10%, the color
#8844ED is obtained.