The hex color #377c3c is a dark color. The web-safe version is Hex
#336633. A complementary color is
#C883C3. The grayscale version is
#505050. A 20% lighter version of the original color is
#6AAF6F, and Hex
#044909 is the 20% darker color. If the color is saturated by 10%, you get
#35803A. If the color is desaturated by 10%, the color
#39783E is obtained.