Hex #b15b1a or rgb(177,91,26) in RGB space is the tint of orange. It has hue angle of 25.83 degrees, value = 69 and saturation = 85. #b15b1a can be obtained by mixing 4 colors: 5 drops of yellow, 2 drops of red, 2 drops of magenta, 4 drops of black.
Nearest safe hex - #996633. Below you can see the block with #b15b1a color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #b15b1a to the mixer and play with it.