The hex color #9f28e4 is a dark color. The web-safe version is Hex
#9933CC. A complementary color is
#60D71B. The grayscale version is
#8E8E8E. A 20% lighter version of the original color is
#D25BFF, and Hex
#6C00B1 is the 20% darker color. If the color is saturated by 10%, you get
#A11EED. If the color is desaturated by 10%, the color
#9D32DB is obtained.