Hex #30796b or rgb(48,121,107) in RGB space is the tint of greenish cian. It has hue angle of 168.49 degrees, value = 47 and saturation = 60. #30796b can be obtained by mixing 4 colors: 3 drops of yellow, 4 drops of blue, 4 drops of cyan, 5 drops of black.
Nearest safe hex - #336666. Below you can see the block with #30796b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #30796b to the mixer and play with it.