Hex #00ac40 or rgb(0,172,64) in RGB space is the tint of bluish green. It has hue angle of 142.33 degrees, value = 67 and saturation = 100. #00ac40 can be obtained by mixing 3 colors: 2 drops of cyan, 5 drops of green, 1 drop of black.
Nearest safe hex - #009933. Below you can see the block with #00ac40 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #00ac40 to the mixer and play with it.