The hex color #a20a07 is a dark color. The web-safe version is Hex
#990000. A complementary color is
#5DF5F8. The grayscale version is
#3C3C3C. A 20% lighter version of the original color is
#D53D3A, and Hex
#6F0000 is the 20% darker color. If the color is saturated by 10%, you get
#AC0502. If the color is desaturated by 10%, the color
#980F0C is obtained.