The hex color #a764a1 is a dark color. The web-safe version is Hex
#996699. A complementary color is
#589B5E. The grayscale version is
#8F8F8F. A 20% lighter version of the original color is
#DA97D4, and Hex
#74316E is the 20% darker color. If the color is saturated by 10%, you get
#A960A3. If the color is desaturated by 10%, the color
#A5689F is obtained.