In a shaker filled with ice, combine the Midori, Bacardi rum and pineapple juice. Shake well until the shaker is too cold to hold. Then strain the contents into an old-fashioned glass filled with ice.
Rinse shaker, then fill again with ice. Combine the blue Curacao and Coco Lopez cream of coconut. Shake well until the shaker is too cold to hold. Then strain contents into the same glass in three seperate spot pours around the inner wall of the glass.
You now have created a cocktail with the appearence of the Caribbean ocean having the patchwork look of rich blue and sea green waters.