The hex color #6e4b72 is a dark color. The web-safe version is Hex
#663366. A complementary color is
#91B48D. The grayscale version is
#646464. A 20% lighter version of the original color is
#A17EA5, and Hex
#3B183F is the 20% darker color. If the color is saturated by 10%, you get
#6F4973. If the color is desaturated by 10%, the color
#6D4D71 is obtained.