Hex #273742 or rgb(39,55,66) in RGB space is the tint of blue. It has hue angle of 204.44 degrees, value = 26 and saturation = 41. #273742 can be obtained by mixing 4 colors: 2 drops of red, 5 drops of blue, 2 drops of green, 4 drops of black.
Nearest safe hex - #333333. Below you can see the block with #273742 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #273742 to the mixer and play with it.