Waitresses Who Wear Red Get Bigger Tips, Study Says

Study Also Reveals Who Tips Better, Men or Women

Waitresses who want to significantly boost the amount of tips they're getting might want to try this simple, um, tip: wear red.

Read: One Percent Restaurant Tip: Receipt Was a Hoax

That's the conclusion of a recent French study published in the Journal of Hospitality and Tourism Research, which also answered the question of who tips better, men or women.

And, it's the dudes who pony up better post-meal bonuses.

The study, according to the New York Daily News, involved a group of waitresses dressed in various t-shirt colors, including red, black, white, blue, yellow and green.

Researchers observed 722 customers in France, and found that those dressed in red earned between 15 and 26 percent higher tips.

Read: Waitress Wants $12,000 Tip Back; Police Say It's Drug Money

But only from male diners … the color of the waitresses' shirts had no effect on how big of a tip women left after their meals.

The Daily News says the French research supports an earlier University of Rochester study that concluded the color red made men feel more "amorous" towards women.

And apparently makes them willing to calculate higher percentages of their restaurant bills.