The hex color #6a190c is a dark color. The web-safe version is Hex
#660000. A complementary color is
#95E6F3. The grayscale version is
#303030. A 20% lighter version of the original color is
#9D4C3F, and Hex
#370000 is the 20% darker color. If the color is saturated by 10%, you get
#701708. If the color is desaturated by 10%, the color
#641B10 is obtained.