The hex color #797c9c is a dark color. The web-safe version is Hex
#666699. A complementary color is
#868363. The grayscale version is
#868686. A 20% lighter version of the original color is
#ACAFCF, and Hex
#464969 is the 20% darker color. If the color is saturated by 10%, you get
#787B9E. If the color is desaturated by 10%, the color
#7A7D9A is obtained.