Hex #5da18b or rgb(93,161,139) in RGB space is the tint of greenish cian. It has hue angle of 160.59 degrees, value = 63 and saturation = 42. #5da18b can be obtained by mixing 4 colors: 3 drops of blue, 3 drops of green, 4 drops of white, 1 drop of black.
Nearest safe hex - #669999. Below you can see the block with #5da18b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #5da18b to the mixer and play with it.