The hex color #68a96e is a light color. The web-safe version is Hex
#669966. A complementary color is
#975691. The grayscale version is
#808080. A 20% lighter version of the original color is
#9BDCA1, and Hex
#35763B is the 20% darker color. If the color is saturated by 10%, you get
#66AD6C. If the color is desaturated by 10%, the color
#6AA570 is obtained.