The hex color #736A7B is a dark color. The web-safe version is Hex
#666666. A complementary color is
#8C9584. The grayscale version is
#737373. A 20% lighter version of the original color is
#A69DAE, and Hex
#403748 is the 20% darker color. If the color is saturated by 10%, you get
#73697C. If the color is desaturated by 10%, the color
#736B7A is obtained.