The hex color #787f7c is a dark color. The web-safe version is Hex
#666666. A complementary color is
#878083. The grayscale version is
#7C7C7C. A 20% lighter version of the original color is
#ABB2AF, and Hex
#454C49 is the 20% darker color. If the color is saturated by 10%, you get
#787F7C. If the color is desaturated by 10%, the color
#787F7C is obtained.