The hex color #78d68f is a light color. The web-safe version is Hex
#66CC99. A complementary color is
#872970. The grayscale version is
#9F9F9F. A 20% lighter version of the original color is
#ABFFC2, and Hex
#45A35C is the 20% darker color. If the color is saturated by 10%, you get
#74DC8D. If the color is desaturated by 10%, the color
#7CD191 is obtained.