Hex #145f83 or rgb(20,95,131) in RGB space is the tint of bluish cian. It has hue angle of 199.46 degrees, value = 51 and saturation = 85. #145f83 can be obtained by mixing 4 colors: 1 drop of red, 4 drops of blue, 4 drops of cyan, 4 drops of black.
Nearest safe hex - #006699. Below you can see the block with #145f83 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #145f83 to the mixer and play with it.