The hex color #823f9f is a dark color. The web-safe version is Hex
#993399. A complementary color is
#7DC060. The grayscale version is
#757575. A 20% lighter version of the original color is
#B572D2, and Hex
#4F0C6C is the 20% darker color. If the color is saturated by 10%, you get
#833AA3. If the color is desaturated by 10%, the color
#81449B is obtained.