Hex #2e838b or rgb(46,131,139) in RGB space is the tint of cyan. It has hue angle of 185.16 degrees, value = 55 and saturation = 67. #2e838b can be obtained by mixing 4 colors: 1 drop of red, 5 drops of cyan, 1 drop of white, 4 drops of black.
Nearest safe hex - #339999. Below you can see the block with #2e838b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #2e838b to the mixer and play with it.