The hex color #7a363c is a dark color. The web-safe version is Hex
#663333. A complementary color is
#85C9C3. The grayscale version is
#4F4F4F. A 20% lighter version of the original color is
#AD696F, and Hex
#470309 is the 20% darker color. If the color is saturated by 10%, you get
#7E343A. If the color is desaturated by 10%, the color
#76383E is obtained.