The hex color #c17ef5 is a light color. The web-safe version is Hex
#CC66FF. A complementary color is
#3E810A. The grayscale version is
#BCBCBC. A 20% lighter version of the original color is
#F4B1FF, and Hex
#8E4BC2 is the 20% darker color. If the color is saturated by 10%, you get
#C278FB. If the color is desaturated by 10%, the color
#C184EF is obtained.