Hex #494e18 or rgb(73,78,24) in RGB space is the tint of yellow. It has hue angle of 65.56 degrees, value = 31 and saturation = 69. #494e18 can be obtained by mixing 3 colors: 2 drops of yellow, 1 drop of blue, 4 drops of black.
Nearest safe hex - #336600. Below you can see the block with #494e18 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #494e18 to the mixer and play with it.