Hex #2490a4 or rgb(36,144,164) in RGB space is the tint of bluish cian. It has hue angle of 189.38 degrees, value = 64 and saturation = 78. #2490a4 can be obtained by mixing 4 colors: 2 drops of magenta, 4 drops of blue, 5 drops of cyan, 3 drops of green.
Nearest safe hex - #339999. Below you can see the block with #2490a4 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #2490a4 to the mixer and play with it.