The hex color #a93e21 is a dark color. The web-safe version is Hex
#993333. A complementary color is
#56C1DE. The grayscale version is
#585858. A 20% lighter version of the original color is
#DC7154, and Hex
#760B00 is the 20% darker color. If the color is saturated by 10%, you get
#B13B1C. If the color is desaturated by 10%, the color
#A14127 is obtained.