The hex color #a3491d is a dark color. The web-safe version is Hex
#993333. A complementary color is
#5CB6E2. The grayscale version is
#585858. A 20% lighter version of the original color is
#D67C50, and Hex
#701600 is the 20% darker color. If the color is saturated by 10%, you get
#AA4717. If the color is desaturated by 10%, the color
#9C4B23 is obtained.