Hex #1a9c91 or rgb(26,156,145) in RGB space is the tint of cyan. It has hue angle of 174.92 degrees, value = 61 and saturation = 83. #1a9c91 can be obtained by mixing 4 colors: 4 drops of blue, 2 drops of cyan, 3 drops of green, 1 drop of white.
Nearest safe hex - #339999. Below you can see the block with #1a9c91 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #1a9c91 to the mixer and play with it.