A blue tit takes umbrage at a wing mirror at Suffolk Wildlife Trust’s Arger Fen & Spouse’s Vale reserve in United Kingdom on April 16, 2021. (Photo by Angela Lord/Triangle News)

Luna the French Bulldog is dressed in red, white, and blue during the National Independence Day Parade in Washington, DC, on July 4, 2023. (Photo by Stefani Reynolds/AFP Photo)

These are the dunes of the Namib Desert, taken by Korea's Kompstat-2 satellite. The blue and white area is the dried riverbed of the Tsauchab river. (Photo by The European Space Agency)

Ling Pham attends the L'Oreal Paris Blue Obsession Party at the annual 69th Cannes Film Festival at Hotel Martinez on May 18, 2016 in Cannes, France. (Photo by Pascal Le Segretain/Getty Images)

A reflection on waste liquid shows a tourist walking near the Blue mosque at the Sultanahmet Square on the first day of the Muslim fasting month of Ramadan in Istanbul on April 13, 2021. (Photo by Ozan Kose/AFP Photo)

An infrared portrait from NASA's Spitzer Space Telescope which shows generations of stars is seen in this undated NASA handout image released February 14, 2013. In this wispy star-forming region, called W5, the oldest stars can be seen as blue dots in the centers of the two hollow cavities (other blue dots are background and foreground stars not associated with the region). Red shows heated dust that pervades the region's cavities, while green highlights dense clouds. (Photo by NASA/Reuters/JPL-Caltech/Harvard-Smithsonian/Handout)

Lizzy Huggler, 20 ,wears blue ties on her legs on the third day of the Firefly Music Festival in Dover, Delaware U.S., June 16, 2018. (Photo by Mark Makela/Reuters)

Aerial view of a boat working in the green water of Taihu Lake covered by blue-green algae, Wuxi city, Jiangsu province, China on May 23, 2018. (Photo by Imaginechina/Rex Features/Shutterstock)