The hex color #966ecc is a light color. The web-safe version is Hex
#9966CC. A complementary color is
#699133. The grayscale version is
#9B9B9B. A 20% lighter version of the original color is
#C9A1FF, and Hex
#633B99 is the 20% darker color. If the color is saturated by 10%, you get
#966AD1. If the color is desaturated by 10%, the color
#9672C7 is obtained.