The hex color #b788f7 is a light color. The web-safe version is Hex
#CC99FF. A complementary color is
#487708. The grayscale version is
#BDBDBD. A 20% lighter version of the original color is
#EABBFF, and Hex
#8455C4 is the 20% darker color. If the color is saturated by 10%, you get
#B683FD. If the color is desaturated by 10%, the color
#B88DF1 is obtained.