Hex #df7440 or rgb(223,116,64) in RGB space is the tint of orange red. It has hue angle of 19.62 degrees, value = 87 and saturation = 71. #df7440 can be obtained by mixing 4 colors: 1 drop of yellow, 4 drops of red, 1 drop of green, 2 drops of white.
Nearest safe hex - #cc6633. Below you can see the block with #df7440 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #df7440 to the mixer and play with it.