Hex #40768e or rgb(64,118,142) in RGB space is the tint of bluish cian. It has hue angle of 198.46 degrees, value = 56 and saturation = 55. #40768e can be obtained by mixing 4 colors: 3 drops of red, 4 drops of blue, 4 drops of cyan, 1 drop of green.
Nearest safe hex - #336699. Below you can see the block with #40768e color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #40768e to the mixer and play with it.