Hex #146d8a or rgb(20,109,138) in RGB space is the tint of bluish cian. It has hue angle of 194.75 degrees, value = 54 and saturation = 86. #146d8a can be obtained by mixing 4 colors: 3 drops of blue, 4 drops of cyan, 1 drop of white, 5 drops of black.
Nearest safe hex - #006699. Below you can see the block with #146d8a color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #146d8a to the mixer and play with it.