The hex color #9781d5 is a light color. The web-safe version is Hex
#9999CC. A complementary color is
#687E2A. The grayscale version is
#A4A4A4. A 20% lighter version of the original color is
#CAB4FF, and Hex
#644EA2 is the 20% darker color. If the color is saturated by 10%, you get
#967DDA. If the color is desaturated by 10%, the color
#9885D0 is obtained.