The hex color #390c0d is a dark color. The web-safe version is Hex
#330000. A complementary color is
#C6F3F2. The grayscale version is
#1B1B1B. A 20% lighter version of the original color is
#6C3F40, and Hex
#060000 is the 20% darker color. If the color is saturated by 10%, you get
#3C0A0C. If the color is desaturated by 10%, the color
#360E0E is obtained.