The hex color #5f43e1 is a dark color. The web-safe version is Hex
#6633CC. A complementary color is
#A0BC1E. The grayscale version is
#818181. A 20% lighter version of the original color is
#9276FF, and Hex
#2C10AE is the 20% darker color. If the color is saturated by 10%, you get
#5C3DEB. If the color is desaturated by 10%, the color
#6249D7 is obtained.