Hex #5dadb2 or rgb(93,173,178) in RGB space is the tint of cyan. It has hue angle of 183.53 degrees, value = 70 and saturation = 48. #5dadb2 can be obtained by mixing 4 colors: 4 drops of blue, 1 drop of cyan, 2 drops of green, 4 drops of white.
Nearest safe hex - #669999. Below you can see the block with #5dadb2 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #5dadb2 to the mixer and play with it.