Colour plays an important role in recognition rates. To illustrate, you know what worldwide brands these palettes represent, don't you? (Answers in the links beneath each.)
Of course each of the above brands has a huge marketing budget, helping ingrain the product or service into our subconscious whether we deal with the companies or not. But try imagining brands that are a little closer to home — ones that perhaps catch your attention when you're pushing a trolley down a supermarket aisle.
This one's for a breakfast cereal:
Here's a toothpaste:
And a chocolate bar:
You'll undoubtedly see copycat products using similar palettes, hoping to steal some of the market share, but the message is that colour definitely influences a shopper's choice.
You need a good reason for changing a corporate colour.