The hex color #a93d1a is a dark color. The web-safe version is Hex
#993333. A complementary color is
#56C2E5. The grayscale version is
#555555. A 20% lighter version of the original color is
#DC704D, and Hex
#760A00 is the 20% darker color. If the color is saturated by 10%, you get
#B13B14. If the color is desaturated by 10%, the color
#A13F20 is obtained.