The hex color #2c020c is a dark color. The web-safe version is Hex
#330000. A complementary color is
#D3FDF3. The grayscale version is
#131313. A 20% lighter version of the original color is
#5F353F, and Hex
#000000 is the 20% darker color. If the color is saturated by 10%, you get
#2E000B. If the color is desaturated by 10%, the color
#2A040D is obtained.