Look up blue in Wiktionary, the free dictionary.

Blue is a color.

Blue may also refer to:

Places

• Blue, Arizona, an unincorporated community in the United States
• Blue, Indiana, an unincorporated community in the United States
• Blue, Oklahoma, an unincorporated community in the United States
• Blue, West Virginia, an unincorporated community in the United States
• Blue County, Choctaw Nation, dissolved in 1907 when Oklahoma achieved statehood
• Blue, Ontario, a former township amalgamated in Dawson, Ontario, Canada
• Blue Desert, part of the Sinai Desert
• Blue Mountain (disambiguation)
• Blue Mountains (disambiguation)
• Blue River (disambiguation)

People

• Blue (name), a list of people with the given name, nickname or surname

Companies and products

• Blue Inc, a London-based chain of fashion retail stores
• Blue Microphones, a microphone manufacturer
• Blue Network, an American radio network from 1927 to 1945, the predecessor of ABC
• Labatt Blue, a Canadian brand of beer
• Blue Origin, an American aerospace manufacturer

Computing and mathematics

• Blue (queue management algorithm)
• Best Linear Unbiased Estimator, a concept in statistics
• Windows Blue, codename for Microsoft Windows 8.1

Art, entertainment, and media

Fictional entities

• Blue (Blue Gender)
• Blue (Pokémon Adventures), the protagonist's rival in the manga adaptation of Pokémon in Pokémon Adventures
• Blue (SaGa Frontier character)
• Blue (Wolf's Rain)
• Blue Chessex, a character in Degrassi: The Next Generation
• Green (Pokémon Adventures), who was called Blue in the original Japanese version, in Pokémon Adventures
• Blue, a fictional character in the Web series Dick Figures, made by Mondo Media
• Blue (Pokémon), the rival character in the video games Pokémon Red and Blue, and the main inspiration for the anime character Gary Oak
• Blue, the title character of Blue's Clues and Blue's Clues & You!
• Blue, a cat in U.S. Acres by Jim Davis
• Blue, a character in Snow by Orhan Pamuk
• Joseph "Blue" Pulaski, a character in the film Old School
• Blu, a Spix's macaw who is the protagonist of Rio and Rio 2
• Blue Sargent, a fictional character from The Raven Cycle novels by Maggie Steifvater
• Blue (comics), a race of aquatic humanoids from Image Comics and Aspen Comics
• Blue, a Velociraptor in Jurassic World and Jurassic World: Fallen Kingdom
• Blue, a SilkWing in the novel series Wings of Fire
• Blue, a character in the Roblox video game Rainbow Friends

Films

• Blue (1968 film), starring Terence Stamp
• Blue (1993 film), by Derek Jarman
• Three Colors: Blue, a French drama film by Krzysztof Kieślowski, part of the Three Colors trilogy
• Blue (2001 film), a Japanese romantic drama
• Blue (2003 film), a South Korean war film
• Blue (2009 film), a Bollywood action film

Games

• Pokémon Red and Blue, the first two games in the Pokémon franchise

Music

Bands

• Blue (English group), an English boy band
• Blue (Scottish band), a Scottish pop rock band
• Bruford Levin Upper Extremities or B.L.U.E., a 1990s British rock group

Albums

• Blue (Angela Aki album), 2012
• Blue (Closterkeller album), 1992
• Blue (Diana Ross album), 2006
• Blue (Double album), 1985
• Blue (Down by Law album), 1992
• Blue (Flashlight Brown album), 2006
• Blue (Gary Chaw album), 2006
• Blue (iamamiwhoami album), 2014
• Blue (The Jesus Lizard album), 1998
• Blue (Jonas Blue album), 2018
• Blue (Joni Mitchell album), 1971
• Blue (La! Neu? album), 1999
• Blue (LeAnn Rimes album), 1996
• Blue (The Mission album), 1996
• Blue (Phil Keaggy album), 1994
• Blue (Simply Red album), 1998
• Blue (Terje Rypdal album), 1987
• Blue (Third Eye Blind album), 1999

Songs

• "Blue" (A Perfect Circle song), 2004
• "Blue" (A. S. Blue song), 2011
• "Blue" (Big Bang song), 2012
• "Blue" (Bill Mack song), 1958, popularized by LeAnn Rimes (1996)
• "Blue" (Joel Deleōn song), 2023
• "Blue" (Joni Mitchell song), 1971
• "Blue" (Tiësto song), 2019
• "Blue" (The Rasmus song), 1997
• "Blue" (The Verve song), 1993
• "Blue" (Vivid song), 2011
• "Blue" (Yoasobi song), 2021
• "Blue (Da Ba Dee)", a 1999 song by Eiffel 65
• "Blue", by Angie Hart from the Buffy the Vampire Slayer episode "Conversations with Dead People"
• "Blue", by Beyoncé Knowles from Beyoncé
• "Blue", by the Birthday Massacre from Violet
• "Blue", by Calvin Harris from Ready for the Weekend
• "Blue", by DreamNote
• "Blue", by Elastica from Elastica
• "Blue", by Eve's Plum from Envy
• "Blue", by Fine Young Cannibals from Fine Young Cannibals
• "Blue", by First Aid Kit from The Lion's Roar
• "Blue", by Freddie Hart from Country Love Ballads
• "Blue", by Helen Reddy from We'll Sing in the Sunshine
• "Blue", by Hikaru Utada from Ultra Blue
• "Blue", by the Jayhawks from Tomorrow the Green Grass
• "Blue", by Kevin Ayers from Yes We Have No Mañanas (So Get Your Mañanas Today)
• "Blue", by LaTour from LaTour
• "Blue", by Linkin Park from LP Underground 11.0
• "Blue", by Lolo Zouaï from High Highs to Low Lows
• "Blue", by Lucinda Williams from Essence
• "Blue", by Marina and the Diamonds from Froot
• "Blue", by Mika from My Name Is Michael Holbrook (2019)
• "Blue", by Orthodox Celts from The Celts Strike Again
• "Blue", by Peter, Paul and Mary from In Concert
• "Blue", by the Seatbelts from Cowboy Bebop Blue
• "Blue", by Serj Tankian from Elect the Dead
• "Blue", by Sigrid from How to Let Go
• "Blue", by the Smashing Pumpkins from Lull
• "Blue", by Sugababes from Angels with Dirty Faces
• "Blue", by Troye Sivan from Blue Neighbourhood
• "Blue", by Way Out West from Way Out West
• "Blue", by Wham! from Music from the Edge of Heaven
• "Blue", by Wonho
• "Blue", by Yngwie Malmsteen from Alchemy
• "Blue", by Zach Bryan from American Heartbreak (2022)
• "Blue", by Zayn Malik from Mind of Mine
• "Blue (And Broken Hearted)", written by Lou Handman
• "Blue", from Heathers: the Musical

Other music

• Blue (piano concerto), a composition by Matthew King
• Blue (video), a DVD by the Birthday Massacre
• Blue (opera), by Jeanine Tesori and Tazewell Thompson, 2019
• Blue, a guitar owned by Billie Joe Armstrong
• Working blue, or "blue material," the use of impolite language in comedy or other entertainment

Plays

• Blue (play), a 2019 play written by Australian actor and playwright Thomas Weatherall

Publications

• Blue, a 1991 novel by James Heneghan
• Blue (Australian magazine), a gay men's magazine
• Blue (Italian magazine), an erotic comic magazine
• Blue (manga), a 1997 yuri manga by Kiriko Nananan
• Blue (tourism magazine), a 1997-2003 American adventure travel magazine

Television

• Blue (web series), an original production starring Julia Stiles on the WIGS YouTube channel
• "Blue" (Red Dwarf), an episode of Red Dwarf
• "Blue", a Series B episode of the television series QI (2004)
• Blue, a defunct Greek-language music video channel operated by ANT1 Group

Animals and mascots

• Blue (Don Cherry's dog), a dog owned by ice hockey commentator Don Cherry
• Blue (NFL mascot), the official mascot of the Indianapolis Colts professional American football franchise
• Blue, a mascot of the University of Kentucky Wildcats
• Butler Blue, a succession of live mascots of Butler University
• Polyommatinae, a subfamily of butterflies

Sports

• Blue (university sport), an award
• Blue, a slang term used to address a baseball umpire

Other uses

• Blue, a doneness level of cooked meat
• Blue, a slang term used in performance art to denote obscene material
• Blue School, a progressive independent school in New York City
• Blue state, a U.S. state with a tendency to elect Democrats
• Case Blue, the German World War II plan for its 1942 summer offensive against the Soviet Union
• USS Blue (DD-387), a Bagley-class destroyer in service from 1937 to 1942
• USS Blue (DD-744), an Allen M. Sumner-class destroyer in service from 1944 to 1971