The example of the cup above seems to be more aqua blue, violet and purple on white, where as this park is more teal and white.
I walked by earlier and they've installed the pavers for at least some of the pathways today, including the entire Wellesley frontage and the central pathway. Looked like there was still some work to do around the edges, but the majority of it is done. Unfortunately didn't grab any photos as I wasn't sure how recently the work was done
I believe the colour scheme was chosen for the significance of it to Dr. Lillian McGregor and her clan (whom the park is dedicated to):