The hex color #839a0c is a light color. The web-safe version is Hex
#999900. A complementary color is
#7C65F3. The grayscale version is
#636363. A 20% lighter version of the original color is
#B6CD3F, and Hex
#506700 is the 20% darker color. If the color is saturated by 10%, you get
#86A003. If the color is desaturated by 10%, the color
#809515 is obtained.