Hex #2487b7 or rgb(36,135,183) in RGB space is the tint of bluish cian. It has hue angle of 199.59 degrees, value = 72 and saturation = 80. #2487b7 can be obtained by mixing 4 colors: 3 drops of blue, 2 drops of cyan, 1 drop of white, 1 drop of black.
Nearest safe hex - #3399cc. Below you can see the block with #2487b7 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #2487b7 to the mixer and play with it.