The hex color #4d7e4c is a dark color. The web-safe version is Hex
#666633. A complementary color is
#B281B3. The grayscale version is
#5D5D5D. A 20% lighter version of the original color is
#80B17F, and Hex
#1A4B19 is the 20% darker color. If the color is saturated by 10%, you get
#4B814A. If the color is desaturated by 10%, the color
#4F7B4E is obtained.