Blue has no dimensions; it is beyond dimensions, whereas the other colours are not. All colours arouse specific associative ideas, while blue suggests at most the sea and sky, and they, after all, are in actual, visible nature what is most abstract.
About the photo
Photo was taken at the seashore of Tingko Beach, located in the town of Alcoy Cebu Philippines. Perfectly capture the blue sky that meets the ocean blue, it was shot during noon time, the color for me indicates that summer in the Philippines is just around the corner.