Hex #37b2cf or rgb(55,178,207) in RGB space is the tint of bluish cian. It has hue angle of 191.45 degrees, value = 81 and saturation = 73. #37b2cf can be obtained by mixing 4 colors: 5 drops of blue, 5 drops of cyan, 1 drop of green, 3 drops of white.
Nearest safe hex - #3399cc. Below you can see the block with #37b2cf color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #37b2cf to the mixer and play with it.