The hex color #a3a43a is a light color. The web-safe version is Hex
#999933. A complementary color is
#5C5BC5. The grayscale version is
#808080. A 20% lighter version of the original color is
#D6D76D, and Hex
#707107 is the 20% darker color. If the color is saturated by 10%, you get
#A6A833. If the color is desaturated by 10%, the color
#A0A041 is obtained.