Hex #df172b or rgb(223,23,43) in RGB space is the tint of red. It has hue angle of 354.00 degrees, value = 87 and saturation = 90. #df172b can be obtained by mixing 3 colors: 5 drops of red, 2 drops of magenta, 1 drop of green.
Nearest safe hex - #cc0033. Below you can see the block with #df172b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #df172b to the mixer and play with it.