This article was originally published on mentalfloss.com as Why the McDonald’s Logo Uses the Colors Yellow and Red.

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 ...

Lidl uses a yellow circle in its main logo, and Tesco uses one to highlight offers available to members of its Clubcard scheme. A judge began overseeing a trial at the High Court in London on Tuesday.

McDonald's is distinguishable because of its signature colours of red and yellow – and the reason behind it is all to do with our psyche. Here's all you need to know ...

It's one of the most recognisable logos on the planet, and yet many people are only just learning the fascinating reason why the McDonald's logo is red and yellow ...

There are only a few places where the McDonald's logo isn't yellow and red, and you'd have to drive to Arizona to find one of them.

Lidl made 'deception' allegations against Tesco today as the supermarket rivals kicked off a multi-million pound High Court battle over the use of a yellow circle in their logos. The German ...

Supermarkets Tesco and Lidl have begun a High Court fight over the use of a yellow circle logo. German discount chain Lidl says a trademark, and copyright, has been infringed, while Tesco has made a ...

The retail giants are suing each other over the use of a yellow circle on a blue square background, which is used by Lidl with a red ring surrounding the circle as its main logo and by Tesco to ...

Tesco and Lidl have begun a High Court fight over a yellow circle logo. The logo is used by Lidl as its main logo and by Tesco to highlight offers available to members of its Clubcard scheme.