Hex #664e33 or rgb(102,78,51) in RGB space is the tint of orange. It has hue angle of 31.76 degrees, value = 40 and saturation = 50. #664e33 can be obtained by mixing 4 colors: 1 drop of yellow, 3 drops of magenta, 3 drops of green, 3 drops of black.
Nearest safe hex - #666633. Below you can see the block with #664e33 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #664e33 to the mixer and play with it.