Hex #aab639 or rgb(170,182,57) in RGB space is the tint of yellow. It has hue angle of 65.76 degrees, value = 71 and saturation = 69. #aab639 can be obtained by mixing 2 colors: 2 drops of yellow, 1 drop of blue.
Nearest safe hex - #99cc33. Below you can see the block with #aab639 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #aab639 to the mixer and play with it.