Hex #5d87a3 or rgb(93,135,163) in RGB space is the tint of blue. It has hue angle of 204.00 degrees, value = 64 and saturation = 43. #5d87a3 can be obtained by mixing 4 colors: 1 drop of magenta, 5 drops of blue, 2 drops of green, 3 drops of white.
Nearest safe hex - #669999. Below you can see the block with #5d87a3 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #5d87a3 to the mixer and play with it.