Hex #78c1b9 or rgb(120,193,185) in RGB space is the tint of cyan. It has hue angle of 173.42 degrees, value = 76 and saturation = 38. #78c1b9 can be obtained by mixing 4 colors: 3 drops of yellow, 5 drops of blue, 4 drops of cyan, 5 drops of white.
Nearest safe hex - #66cccc. Below you can see the block with #78c1b9 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #78c1b9 to the mixer and play with it.