Hex #1a654d or rgb(26,101,77) in RGB space is the tint of greenish cian. It has hue angle of 160.80 degrees, value = 40 and saturation = 74. #1a654d can be obtained by mixing 4 colors: 3 drops of blue, 3 drops of green, 1 drop of white, 3 drops of black.
Nearest safe hex - #336666. Below you can see the block with #1a654d color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #1a654d to the mixer and play with it.