Hex #3b5569 or rgb(59,85,105) in RGB space is the tint of blue. It has hue angle of 206.09 degrees, value = 41 and saturation = 44. #3b5569 can be obtained by mixing 4 colors: 1 drop of yellow, 5 drops of blue, 2 drops of white, 5 drops of black.
Nearest safe hex - #336666. Below you can see the block with #3b5569 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #3b5569 to the mixer and play with it.