The hex color #78c47d is a light color. The web-safe version is Hex
#66CC66. A complementary color is
#873B82. The grayscale version is
#939393. A 20% lighter version of the original color is
#ABF7B0, and Hex
#45914A is the 20% darker color. If the color is saturated by 10%, you get
#75C97B. If the color is desaturated by 10%, the color
#7BBF7F is obtained.