Hex #df3735 or rgb(223,55,53) in RGB space is the tint of red. It has hue angle of 0.71 degrees, value = 87 and saturation = 76. #df3735 can be obtained by mixing 4 colors: 5 drops of red, 1 drop of magenta, 1 drop of green, 1 drop of white.
Nearest safe hex - #cc3333. Below you can see the block with #df3735 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #df3735 to the mixer and play with it.