The hex color #78d25f is a light color. The web-safe version is Hex
#66CC66. A complementary color is
#872DA0. The grayscale version is
#8E8E8E. A 20% lighter version of the original color is
#ABFF92, and Hex
#459F2C is the 20% darker color. If the color is saturated by 10%, you get
#76D95A. If the color is desaturated by 10%, the color
#7ACB64 is obtained.