Hex #436263 or rgb(67,98,99) in RGB space is the tint of cyan. It has hue angle of 181.88 degrees, value = 39 and saturation = 32. #436263 can be obtained by mixing 4 colors: 5 drops of magenta, 4 drops of cyan, 5 drops of green, 5 drops of black.
Nearest safe hex - #336666. Below you can see the block with #436263 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #436263 to the mixer and play with it.