The hex color #c766b5 is a light color. The web-safe version is Hex
#CC66CC. A complementary color is
#38994A. The grayscale version is
#A1A1A1. A 20% lighter version of the original color is
#FA99E8, and Hex
#943382 is the 20% darker color. If the color is saturated by 10%, you get
#CB60B7. If the color is desaturated by 10%, the color
#C36CB3 is obtained.