The hex color #6d698c is a dark color. The web-safe version is Hex
#666699. A complementary color is
#929673. The grayscale version is
#767676. A 20% lighter version of the original color is
#A09CBF, and Hex
#3A3659 is the 20% darker color. If the color is saturated by 10%, you get
#6C688E. If the color is desaturated by 10%, the color
#6E6A8A is obtained.