Hex #99b233 or rgb(153,178,51) in RGB space is the tint of lime. It has hue angle of 71.81 degrees, value = 70 and saturation = 71. #99b233 can be obtained by mixing 4 colors: 2 drops of yellow, 1 drop of red, 1 drop of cyan, 1 drop of green.
Nearest safe hex - #999933. Below you can see the block with #99b233 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #99b233 to the mixer and play with it.