Hex #1a6556 or rgb(26,101,86) in RGB space is the tint of greenish cian. It has hue angle of 168.00 degrees, value = 40 and saturation = 74. #1a6556 can be obtained by mixing 4 colors: 1 drop of magenta, 4 drops of blue, 4 drops of green, 1 drop of black.
Nearest safe hex - #336666. Below you can see the block with #1a6556 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #1a6556 to the mixer and play with it.