The hex color #a675dd is a light color. The web-safe version is Hex
#9966CC. A complementary color is
#598A22. The grayscale version is
#A8A8A8. A 20% lighter version of the original color is
#D9A8FF, and Hex
#7342AA is the 20% darker color. If the color is saturated by 10%, you get
#A670E2. If the color is desaturated by 10%, the color
#A67AD8 is obtained.