The hex color #aa3f07 is a dark color. The web-safe version is Hex
#993300. A complementary color is
#55C0F8. The grayscale version is
#505050. A 20% lighter version of the original color is
#DD723A, and Hex
#770C00 is the 20% darker color. If the color is saturated by 10%, you get
#B33D00. If the color is desaturated by 10%, the color
#A1410E is obtained.