Hex #00b500 or rgb(0,181,0) in RGB space is the tint of green. It has hue angle of 120.00 degrees, value = 71 and saturation = 100. #00b500 can be obtained by mixing 1 colors: 1 drop of green.
Nearest safe hex - #00cc00. Below you can see the block with #00b500 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #00b500 to the mixer and play with it.