The hex color #7fb53c is a light color. The web-safe version is Hex
#66CC33. A complementary color is
#804AC3. The grayscale version is
#7B7B7B. A 20% lighter version of the original color is
#B2E86F, and Hex
#4C8209 is the 20% darker color. If the color is saturated by 10%, you get
#7FBB36. If the color is desaturated by 10%, the color
#7FAF42 is obtained.