The hex color #278e0d is a dark color. The web-safe version is Hex
#339900. A complementary color is
#D871F2. The grayscale version is
#414141. A 20% lighter version of the original color is
#5AC140, and Hex
#005B00 is the 20% darker color. If the color is saturated by 10%, you get
#249608. If the color is desaturated by 10%, the color
#2A8612 is obtained.