Hex #5b7761 or rgb(91,119,97) in RGB space is the tint of bluish green. It has hue angle of 132.86 degrees, value = 47 and saturation = 24. #5b7761 can be obtained by mixing 4 colors: 3 drops of yellow, 2 drops of magenta, 4 drops of cyan, 5 drops of black.
Nearest safe hex - #666666. Below you can see the block with #5b7761 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #5b7761 to the mixer and play with it.