Hex #a45d3d or rgb(164,93,61) in RGB space is the tint of orange red. It has hue angle of 18.64 degrees, value = 64 and saturation = 63. #a45d3d can be obtained by mixing 3 colors: 4 drops of yellow, 5 drops of red, 5 drops of blue.
Nearest safe hex - #996633. Below you can see the block with #a45d3d color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #a45d3d to the mixer and play with it.