The hex color #78c82c is a light color. The web-safe version is Hex
#66CC33. A complementary color is
#8737D3. The grayscale version is
#797979. A 20% lighter version of the original color is
#ABFB5F, and Hex
#459500 is the 20% darker color. If the color is saturated by 10%, you get
#78D024. If the color is desaturated by 10%, the color
#78C034 is obtained.