Hex #873b5b or rgb(135,59,91) in RGB space is the tint of scarlet. It has hue angle of 334.74 degrees, value = 53 and saturation = 56. #873b5b can be obtained by mixing 4 colors: 4 drops of red, 5 drops of magenta, 4 drops of blue, 4 drops of green.
Nearest safe hex - #993366. Below you can see the block with #873b5b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #873b5b to the mixer and play with it.