Hex #437490 or rgb(67,116,144) in RGB space is the tint of bluish cian. It has hue angle of 201.82 degrees, value = 56 and saturation = 53. #437490 can be obtained by mixing 4 colors: 5 drops of magenta, 5 drops of blue, 4 drops of cyan, 5 drops of green.
Nearest safe hex - #336699. Below you can see the block with #437490 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #437490 to the mixer and play with it.