Hex #3b6f76 or rgb(59,111,118) in RGB space is the tint of cyan. It has hue angle of 187.12 degrees, value = 46 and saturation = 50. #3b6f76 can be obtained by mixing 4 colors: 2 drops of red, 5 drops of cyan, 1 drop of white, 5 drops of black.
Nearest safe hex - #336666. Below you can see the block with #3b6f76 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #3b6f76 to the mixer and play with it.