The hex color #7a3adf is a dark color. The web-safe version is Hex
#6633CC. A complementary color is
#85C520. The grayscale version is
#868686. A 20% lighter version of the original color is
#AD6DFF, and Hex
#4707AC is the 20% darker color. If the color is saturated by 10%, you get
#7932E8. If the color is desaturated by 10%, the color
#7B42D6 is obtained.