The hex color #6b7c4c is a dark color. The web-safe version is Hex
#666633. A complementary color is
#9483B3. The grayscale version is
#666666. A 20% lighter version of the original color is
#9EAF7F, and Hex
#384919 is the 20% darker color. If the color is saturated by 10%, you get
#6B7E49. If the color is desaturated by 10%, the color
#6B7A4F is obtained.