Hex #5d9ca2 or rgb(93,156,162) in RGB space is the tint of cyan. It has hue angle of 185.22 degrees, value = 64 and saturation = 43. #5d9ca2 can be obtained by mixing 4 colors: 1 drop of red, 4 drops of cyan, 3 drops of white, 3 drops of black.
Nearest safe hex - #669999. Below you can see the block with #5d9ca2 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #5d9ca2 to the mixer and play with it.