Hex #3b7c90 or rgb(59,124,144) in RGB space is the tint of bluish cian. It has hue angle of 194.12 degrees, value = 56 and saturation = 59. #3b7c90 can be obtained by mixing 4 colors: 2 drops of blue, 3 drops of cyan, 3 drops of white, 5 drops of black.
Nearest safe hex - #336699. Below you can see the block with #3b7c90 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #3b7c90 to the mixer and play with it.