The hex color #767e40 is a dark color. The web-safe version is Hex
#666633. A complementary color is
#8981BF. The grayscale version is
#676767. A 20% lighter version of the original color is
#A9B173, and Hex
#434B0D is the 20% darker color. If the color is saturated by 10%, you get
#78803C. If the color is desaturated by 10%, the color
#747C44 is obtained.