Hex #8bb4b2 or rgb(139,180,178) in RGB space is the tint of cyan. It has hue angle of 177.07 degrees, value = 71 and saturation = 23. #8bb4b2 can be obtained by mixing 4 colors: 1 drop of yellow, 4 drops of blue, 1 drop of green, 5 drops of white.
Nearest safe hex - #99cc99. Below you can see the block with #8bb4b2 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #8bb4b2 to the mixer and play with it.