The hex color #4dbb1f is a light color. The web-safe version is Hex
#66CC33. A complementary color is
#B244E0. The grayscale version is
#626262. A 20% lighter version of the original color is
#80EE52, and Hex
#1A8800 is the 20% darker color. If the color is saturated by 10%, you get
#4BC418. If the color is desaturated by 10%, the color
#4FB226 is obtained.