Hex #66182b or rgb(102,24,43) in RGB space is the tint of scarlet red. It has hue angle of 345.38 degrees, value = 40 and saturation = 76. #66182b can be obtained by mixing 4 colors: 3 drops of red, 1 drop of magenta, 1 drop of cyan, 5 drops of black.
Nearest safe hex - #660033. Below you can see the block with #66182b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #66182b to the mixer and play with it.