Take a culture of sensory overload. Then add New York City and it and is easy to understand how very difficult it is to isolate and notice individual things. There are exceptions, of course, like the color red, which really screams and is still able to makes its presence known in a crowded, competitive visual environment. I have written before of red on two occasions: Who See the Red and That's Quite a Briefcase.
But one day I noticed a concentration of BLUE. It is surprising that it took so long as blue is my favorite color. Every color has its fan base, but you can make a pretty strong case for the importance and significance of blue and its popularity. Blue is a more subdued color. Relaxing. The color of royalty, the ocean and the sky. The "b" in rgb. Blue eyes, blue suede shoes, the blues, true blue, blue jeans, blue suits, bluetooth, blue gemstones. Interestingly, as George Carlin pointed out there is no truly blue fruit.
If you really want to immerse yourself in the subject, there's a fascinating book - Blue: The History of a Color by Michel Pastoureau, professor and specialist in medieval history. He is an eminent scholar affiliated with Sorbonne's École pratique des hautes études.
Blue is serious business. Or perhaps I should say bleu est sérieux ...