Visible from the 480 freeway, three bright pink silos marked “Cocoa,” “Milk,” and “Sugar” sit on the grounds of Malley’s Chocolates in Brook Park. The location is home to the company’s chocolate factory and a shop lined with shelves painted in a shade staff simply call “the Malley pink.” (The color is hard to put your finger on, but it’s quite close to Baker-Miller pink, which has famously been shown in psychiatric experiments to have a calming effect.) Malley’s has been a local institution...