Hex #a4755b or rgb(164,117,91) in RGB space is the tint of orange red. It has hue angle of 21.37 degrees, value = 64 and saturation = 45. #a4755b can be obtained by mixing 4 colors: 4 drops of red, 2 drops of green, 5 drops of white, 3 drops of black.
Nearest safe hex - #996666. Below you can see the block with #a4755b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #a4755b to the mixer and play with it.