Hex #205a6b or rgb(32,90,107) in RGB space is the tint of bluish cian. It has hue angle of 193.60 degrees, value = 42 and saturation = 70. #205a6b can be obtained by mixing 3 colors: 1 drop of red, 5 drops of blue, 2 drops of green.
Nearest safe hex - #336666. Below you can see the block with #205a6b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #205a6b to the mixer and play with it.