The hex color #b74fb8 is a dark color. The web-safe version is Hex
#CC66CC. A complementary color is
#48B047. The grayscale version is
#959595. A 20% lighter version of the original color is
#EA82EB, and Hex
#841C85 is the 20% darker color. If the color is saturated by 10%, you get
#BA48BC. If the color is desaturated by 10%, the color
#B456B4 is obtained.