Meanwhile, restaurants are using science hacks to make us hungrier, and this goes beyond the rise of "scent marketing," which involves fast food ... logos red because red is the most visible color." ...

Green and earthy tones are used to convey a message ... Red is another color that is frequently paired with yellow in fast food company logos to instill desire. Red illustrates desire, power ...

which looks eerily similar to one the chain used from 1969 until 1999. Visit Insider's homepage for more stories. Some of today's most recognizable logos in the fast-food industry looked ...

“Red is associated with increased heart rate, and it’s used ... yellow in fast food company logos to add a feeling of happiness and comfort, according to the psychology behind color.

Well, it’s none other than the colour combinations used in the logos of these popular fast-food joints. If you have not thought about it, take a look once again. Most of these fast food chains ...

Well, maybe you’ve noticed that some of the most recognizable logos in the world ... is such a popular color to use in the food and drink industries, particularly fast food chains?

In the hypercompetitive junk food market ... as a way of being quickly understood. Color can be a powerful shortcut. [Image: Fast Company] But as with most shortcuts, it comes with a cost.

Article continues below And there's one thing the logos of most fast food giants have in common - the colour yellow. There's the famous yellow McDonald's arches, the Burger King bun, the Subway ...

Red is another color that is frequently paired with yellow in fast food company logos to instill desire. Red illustrates desire, power, and love. It's why whenever Valentine's Day rolls around ...