Hex #3b9ecb or rgb(59,158,203) in RGB space is the tint of bluish cian. It has hue angle of 198.75 degrees, value = 80 and saturation = 71. #3b9ecb can be obtained by mixing 4 colors: 1 drop of red, 5 drops of blue, 5 drops of cyan, 2 drops of white.
Nearest safe hex - #3399cc. Below you can see the block with #3b9ecb color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #3b9ecb to the mixer and play with it.