The hex color #767d7c is a dark color. The web-safe version is Hex
#666666. A complementary color is
#898283. The grayscale version is
#7A7A7A. A 20% lighter version of the original color is
#A9B0AF, and Hex
#434A49 is the 20% darker color. If the color is saturated by 10%, you get
#767D7C. If the color is desaturated by 10%, the color
#767D7C is obtained.