The hex color #68596c is a dark color. The web-safe version is Hex
#666666. A complementary color is
#97A693. The grayscale version is
#646464. A 20% lighter version of the original color is
#9B8C9F, and Hex
#352639 is the 20% darker color. If the color is saturated by 10%, you get
#68586D. If the color is desaturated by 10%, the color
#685A6B is obtained.