The hex color #1e3a1e is a dark color. The web-safe version is Hex
#333333. A complementary color is
#E1C5E1. The grayscale version is
#272727. A 20% lighter version of the original color is
#516D51, and Hex
#000700 is the 20% darker color. If the color is saturated by 10%, you get
#1D3C1D. If the color is desaturated by 10%, the color
#1F381F is obtained.