The hex color #742e1c is a dark color. The web-safe version is Hex
#663333. A complementary color is
#8BD1E3. The grayscale version is
#3F3F3F. A 20% lighter version of the original color is
#A7614F, and Hex
#410000 is the 20% darker color. If the color is saturated by 10%, you get
#792C18. If the color is desaturated by 10%, the color
#6F3020 is obtained.