The hex color #b788e5 is a light color. The web-safe version is Hex
#CC99CC. A complementary color is
#48771A. The grayscale version is
#B7B7B7. A 20% lighter version of the original color is
#EABBFF, and Hex
#8455B2 is the 20% darker color. If the color is saturated by 10%, you get
#B783EA. If the color is desaturated by 10%, the color
#B78DE0 is obtained.