The hex color #7a4e3c is a dark color. The web-safe version is Hex
#666633. A complementary color is
#85B1C3. The grayscale version is
#575757. A 20% lighter version of the original color is
#AD816F, and Hex
#471B09 is the 20% darker color. If the color is saturated by 10%, you get
#7E4D39. If the color is desaturated by 10%, the color
#764F3F is obtained.