Hex #df612b or rgb(223,97,43) in RGB space is the tint of orange red. It has hue angle of 18.00 degrees, value = 87 and saturation = 81. #df612b can be obtained by mixing 4 colors: 5 drops of yellow, 5 drops of red, 4 drops of magenta, 2 drops of green.
Nearest safe hex - #cc6633. Below you can see the block with #df612b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #df612b to the mixer and play with it.