Hex #1c6c7b or rgb(28,108,123) in RGB space is the tint of bluish cian. It has hue angle of 189.47 degrees, value = 48 and saturation = 77. #1c6c7b can be obtained by mixing 4 colors: 5 drops of blue, 2 drops of green, 1 drop of white, 1 drop of black.
Nearest safe hex - #336666. Below you can see the block with #1c6c7b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #1c6c7b to the mixer and play with it.