The hex color #e90ff8 is a dark color. The web-safe version is Hex
#FF00FF. A complementary color is
#16F007. The grayscale version is
#A5A5A5. A 20% lighter version of the original color is
#FF42FF, and Hex
#B600C5 is the 20% darker color. If the color is saturated by 10%, you get
#F000FF. If the color is desaturated by 10%, the color
#E21EF0 is obtained.