The hex color #768a7c is a light color. The web-safe version is Hex
#669966. A complementary color is
#897583. The grayscale version is
#7F7F7F. A 20% lighter version of the original color is
#A9BDAF, and Hex
#435749 is the 20% darker color. If the color is saturated by 10%, you get
#758B7C. If the color is desaturated by 10%, the color
#77897C is obtained.