The hex color #68d15e is a light color. The web-safe version is Hex
#66CC66. A complementary color is
#972EA1. The grayscale version is
#888888. A 20% lighter version of the original color is
#9BFF91, and Hex
#359E2B is the 20% darker color. If the color is saturated by 10%, you get
#65D85A. If the color is desaturated by 10%, the color
#6BCA62 is obtained.