The hex color #6c4c6c is a dark color. The web-safe version is Hex
#663366. A complementary color is
#93B393. The grayscale version is
#616161. A 20% lighter version of the original color is
#9F7F9F, and Hex
#391939 is the 20% darker color. If the color is saturated by 10%, you get
#6D4A6D. If the color is desaturated by 10%, the color
#6B4E6B is obtained.