Hex #37838c or rgb(55,131,140) in RGB space is the tint of cyan. It has hue angle of 186.35 degrees, value = 55 and saturation = 61. #37838c can be obtained by mixing 4 colors: 3 drops of red, 4 drops of blue, 5 drops of cyan, 2 drops of green.
Nearest safe hex - #339999. Below you can see the block with #37838c color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #37838c to the mixer and play with it.