The hex color #420f2c is a dark color. The web-safe version is Hex
#330033. A complementary color is
#BDF0D3. The grayscale version is
#2A2A2A. A 20% lighter version of the original color is
#75425F, and Hex
#0F0000 is the 20% darker color. If the color is saturated by 10%, you get
#440C2C. If the color is desaturated by 10%, the color
#40122C is obtained.