Hex #5d889b or rgb(93,136,155) in RGB space is the tint of bluish cian. It has hue angle of 198.39 degrees, value = 61 and saturation = 40. #5d889b can be obtained by mixing 3 colors: 4 drops of magenta, 4 drops of cyan, 3 drops of green.
Nearest safe hex - #669999. Below you can see the block with #5d889b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #5d889b to the mixer and play with it.