Hex #407fa3 or rgb(64,127,163) in RGB space is the tint of bluish cian. It has hue angle of 201.82 degrees, value = 64 and saturation = 61. #407fa3 can be obtained by mixing 4 colors: 4 drops of blue, 2 drops of cyan, 3 drops of white, 3 drops of black.
Nearest safe hex - #336699. Below you can see the block with #407fa3 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #407fa3 to the mixer and play with it.