Hex #5bd7b6 or rgb(91,215,182) in RGB space is the tint of greenish cian. It has hue angle of 164.03 degrees, value = 84 and saturation = 58. #5bd7b6 can be obtained by mixing 4 colors: 5 drops of cyan, 3 drops of green, 5 drops of white, 1 drop of black.
Nearest safe hex - #66cccc. Below you can see the block with #5bd7b6 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #5bd7b6 to the mixer and play with it.