The hex color #1e190e is a dark color. The web-safe version is Hex
#330000. A complementary color is
#E1E6F1. The grayscale version is
#171717. A 20% lighter version of the original color is
#514C41, and Hex
#000000 is the 20% darker color. If the color is saturated by 10%, you get
#1F190D. If the color is desaturated by 10%, the color
#1D190F is obtained.