Hex #1a856f or rgb(26,133,111) in RGB space is the tint of greenish cian. It has hue angle of 167.66 degrees, value = 52 and saturation = 80. #1a856f can be obtained by mixing 3 colors: 5 drops of blue, 4 drops of green, 1 drop of white.
Nearest safe hex - #339966. Below you can see the block with #1a856f color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #1a856f to the mixer and play with it.