Hex #66826f or rgb(102,130,111) in RGB space is the tint of bluish green. It has hue angle of 139.29 degrees, value = 51 and saturation = 22. #66826f can be obtained by mixing 4 colors: 3 drops of yellow, 1 drop of red, 5 drops of blue, 1 drop of cyan.
Nearest safe hex - #669966. Below you can see the block with #66826f color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #66826f to the mixer and play with it.