Hex #5b6e86 or rgb(91,110,134) in RGB space is the tint of blue. It has hue angle of 213.49 degrees, value = 53 and saturation = 32. #5b6e86 can be obtained by mixing 4 colors: 1 drop of yellow, 4 drops of red, 5 drops of blue, 4 drops of cyan.
Nearest safe hex - #666699. Below you can see the block with #5b6e86 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #5b6e86 to the mixer and play with it.