The hex color #3b923f is a dark color. The web-safe version is Hex
#339933. A complementary color is
#C46DC0. The grayscale version is
#595959. A 20% lighter version of the original color is
#6EC572, and Hex
#085F0C is the 20% darker color. If the color is saturated by 10%, you get
#38983C. If the color is desaturated by 10%, the color
#3E8C42 is obtained.