Hex #37b19e or rgb(55,177,158) in RGB space is the tint of greenish cian. It has hue angle of 170.66 degrees, value = 69 and saturation = 69. #37b19e can be obtained by mixing 4 colors: 4 drops of blue, 3 drops of cyan, 4 drops of green, 3 drops of white.
Nearest safe hex - #339999. Below you can see the block with #37b19e color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #37b19e to the mixer and play with it.