Hex #66263c or rgb(102,38,60) in RGB space is the tint of scarlet red. It has hue angle of 339.38 degrees, value = 40 and saturation = 63. #66263c can be obtained by mixing 4 colors: 4 drops of red, 2 drops of blue, 1 drop of cyan, 3 drops of black.
Nearest safe hex - #663333. Below you can see the block with #66263c color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #66263c to the mixer and play with it.