Hex #145983 or rgb(20,89,131) in RGB space is the tint of blue. It has hue angle of 202.70 degrees, value = 51 and saturation = 85. #145983 can be obtained by mixing 4 colors: 1 drop of magenta, 3 drops of blue, 4 drops of cyan, 5 drops of black.
Nearest safe hex - #006699. Below you can see the block with #145983 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #145983 to the mixer and play with it.