Hex #5b143d or rgb(91,20,61) in RGB space is the tint of scarlet. It has hue angle of 325.35 degrees, value = 36 and saturation = 78. #5b143d can be obtained by mixing 4 colors: 4 drops of red, 1 drop of magenta, 4 drops of blue, 5 drops of black.
Nearest safe hex - #660033. Below you can see the block with #5b143d color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #5b143d to the mixer and play with it.