Hex #37a198 or rgb(55,161,152) in RGB space is the tint of cyan. It has hue angle of 174.91 degrees, value = 63 and saturation = 66. #37a198 can be obtained by mixing 4 colors: 3 drops of yellow, 5 drops of blue, 5 drops of cyan, 1 drop of black.
Nearest safe hex - #339999. Below you can see the block with #37a198 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #37a198 to the mixer and play with it.