The hex color #9b64c5 is a dark color. The web-safe version is Hex
#9966CC. A complementary color is
#649B3A. The grayscale version is
#979797. A 20% lighter version of the original color is
#CE97F8, and Hex
#683192 is the 20% darker color. If the color is saturated by 10%, you get
#9B5FCA. If the color is desaturated by 10%, the color
#9B69C0 is obtained.