The hex color #a963b4 is a light color. The web-safe version is Hex
#9966CC. A complementary color is
#569C4B. The grayscale version is
#959595. A 20% lighter version of the original color is
#DC96E7, and Hex
#763081 is the 20% darker color. If the color is saturated by 10%, you get
#AB5EB7. If the color is desaturated by 10%, the color
#A768B1 is obtained.