Hex #899027 or rgb(137,144,39) in RGB space is the tint of yellow. It has hue angle of 64.00 degrees, value = 56 and saturation = 73. #899027 can be obtained by mixing 4 colors: 5 drops of yellow, 1 drop of green, 2 drops of white, 5 drops of black.
Nearest safe hex - #999933. Below you can see the block with #899027 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #899027 to the mixer and play with it.