Hex #1a8289 or rgb(26,130,137) in RGB space is the tint of cyan. It has hue angle of 183.78 degrees, value = 54 and saturation = 81. #1a8289 can be obtained by mixing 4 colors: 1 drop of magenta, 4 drops of blue, 2 drops of cyan, 3 drops of green.
Nearest safe hex - #339999. Below you can see the block with #1a8289 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #1a8289 to the mixer and play with it.