Hex #00958a or rgb(0,149,138) in RGB space is the tint of cyan. It has hue angle of 175.57 degrees, value = 58 and saturation = 100. #00958a can be obtained by mixing 4 colors: 3 drops of blue, 5 drops of cyan, 3 drops of green, 2 drops of black.
Nearest safe hex - #009999. Below you can see the block with #00958a color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #00958a to the mixer and play with it.