Hex #005e77 or rgb(0,94,119) in RGB space is the tint of bluish cian. It has hue angle of 192.61 degrees, value = 47 and saturation = 100. #005e77 can be obtained by mixing 4 colors: 4 drops of blue, 2 drops of cyan, 1 drop of green, 3 drops of black.
Nearest safe hex - #006666. Below you can see the block with #005e77 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #005e77 to the mixer and play with it.