The hex color #878f49 is a light color. The web-safe version is Hex
#999933. A complementary color is
#7870B6. The grayscale version is
#757575. A 20% lighter version of the original color is
#BAC27C, and Hex
#545C16 is the 20% darker color. If the color is saturated by 10%, you get
#899245. If the color is desaturated by 10%, the color
#858C4D is obtained.