Hex #df5640 or rgb(223,86,64) in RGB space is the tint of orange red. It has hue angle of 8.30 degrees, value = 87 and saturation = 71. #df5640 can be obtained by mixing 3 colors: 5 drops of red, 1 drop of green, 2 drops of white.
Nearest safe hex - #cc6633. Below you can see the block with #df5640 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #df5640 to the mixer and play with it.