The hex color #68b64e is a light color. The web-safe version is Hex
#66CC66. A complementary color is
#9749B1. The grayscale version is
#797979. A 20% lighter version of the original color is
#9BE981, and Hex
#35831B is the 20% darker color. If the color is saturated by 10%, you get
#66BC4A. If the color is desaturated by 10%, the color
#6AB052 is obtained.