The slanted text in Alexandria Ocasio-Cortez’s logo, and its break from the traditional red, white and blue color palette, has formed a new graphical language for progressivism. Imitators abound.

Instead of making the “o” in Shutterstock look like a viewfinder, now it has “ripples” coming off the top and bottom to signal the “impact” of the brand, the company announced today. You can see the ...