The hex color #6d4b6c is a dark color. The web-safe version is Hex
#663366. A complementary color is
#92B493. The grayscale version is
#616161. A 20% lighter version of the original color is
#A07E9F, and Hex
#3A1839 is the 20% darker color. If the color is saturated by 10%, you get
#6E496D. If the color is desaturated by 10%, the color
#6C4D6B is obtained.