The hex color #a3913a is a light color. The web-safe version is Hex
#999933. A complementary color is
#5C6EC5. The grayscale version is
#7A7A7A. A 20% lighter version of the original color is
#D6C46D, and Hex
#705E07 is the 20% darker color. If the color is saturated by 10%, you get
#A79334. If the color is desaturated by 10%, the color
#9F8F40 is obtained.