What is the difference between blue and indigo?

blue | indigo |


As adjectives the difference between blue and indigo

is that blue is of the colour blue while indigo is having a deep blue colour.

As nouns the difference between blue and indigo

is that blue is the colour of the clear sky or the deep sea, between green and violet in the visible spectrum, and one of the primary additive colours for transmitted light; the colour obtained by subtracting red and green from white light using magenta and cyan filters; or any colour resembling this while indigo is a purplish-blue colour.

As a verb blue

is to make or become blue.

As a proper noun Blue

is {{surname|from=German}} An anglicization of German {{term|Blau|lang=de}}.

blue

English

Alternative forms

* (obsolete) * (obsolete)

Adjective

(er)
  • Of the colour blue.
  • (lb) Depressed, melancholic, sad.
  • *
  • *:“Heavens!” exclaimed Nina, “the blue'-stocking and the fogy!—and yours ''are'' pale '''blue , Eileen!—you’re about as self-conscious as Drina—slumping there with your hair tumbling ''à la Mérode! Oh, it's very picturesque, of course, but a straight spine and good grooming is better.”
  • Pale, without redness or glare; said of a flame.
  • Pornographic or profane.
  • (lb) Supportive of, run by (a member of), pertaining to, or dominated by a political party represented by the colour blue.
  • #
  • # Supportive of or related to the Liberal Party.
  • (lb) Of the higher-frequency region of the part of the electromagnetic spectrum which is relevant in the specific observation.
  • (lb) Extra rare; left very raw and cold.
  • (lb) Possessing a coat of fur that is a shade of gray.
  • (lb) Severe or overly strict in morals; gloomy.
  • literary; bluestockinged.
  • * (William Makepeace Thackeray) (1811-1863)
  • The ladies were very blue and well informed.
  • (lb) Having a color charge of blue.
  • Antonyms

    * (having blue as its colour) nonblue, unblue

    Noun

    (en noun)
  • The colour of the clear sky or the deep sea, between green and violet in the visible spectrum, and one of the primary additive colours for transmitted light; the colour obtained by subtracting red and green from white light using magenta and cyan filters; or any colour resembling this.
  • A blue dye or pigment.
  • Any of several processes to protect metal against rust.
  • Blue clothing
  • The boys in blue marched to the pipers.
  • (in the plural) A blue uniform. See blues.
  • (slang) A member of law enforcement
  • The sky, literally or figuratively.
  • The ball came out of the blue and cracked his windshield.
    ''His request for leave came out of the blue .
  • The ocean; deep waters.
  • Anything blue, especially to distinguish it from similar objects differing only in color.
  • (snooker) One of the colour balls used in snooker, with a value of 5 points.
  • Any of the blue-winged butterflies of the subfamily in the family Lycaenidae.
  • A bluefish.
  • (Australia, colloquial) An argument.
  • * 2008 , Cheryl Jorgensen, The Taint , page 135,
  • If they had a blue between themselves, they kept it there, it never flowed out onto the streets to innocent people — like a lot of things that have been happenin? on the streets today.
  • * 2009 , John Gilfoyle, Remember Cannon Hill , page 102,
  • On another occasion, there was a blue between Henry Daniels and Merv Wilson down at the pig sale. I don?t know what it was about, it only lasted a minute or so, but they shook hands when it was over and that was the end of it.
  • * 2011 , Julietta Jameson, Me, Myself and Lord Byron , unnumbered page,
  • I was a bit disappointed. Was that it? No abuse like Lord Byron had endured? Not that I was wishing that upon myself. It was just that a blue between my parents, albeit a raging, foul, bile-spitting hate fest, was not exactly Charles Dickens.
  • A liquid with an intense blue colour, added to a laundry wash to prevent yellowing of white clothes.
  • (British) A type of firecracker.
  • (archaic) A pedantic woman; a bluestocking.
  • (particle physics) One of the three color charges for quarks.
  • Verb

  • (ergative) To make or become blue.
  • (metallurgy) To treat the surface of steel so that it is passivated chemically and becomes more resistant to rust.
  • (slang) To spend (money) extravagantly; to blow.
  • * 1974 , (GB Edwards), The Book of Ebenezer Le Page , New York 2007, p. 311:
  • They was willing to blue the lot and have nothing left when they got home except debts on the never-never.

    Derived terms

    * antiblue * between the devil and the deep blue sea * bice blue * black and blue * blue baby * blue bag * Blue Bird * blue blood * blue book * blue box * blue cat * blue catfish * blue cheese * blue chip * blue circle rate * blue cod * blue cohosh * blue crab * blue curls * blue devils * blue duck * Blue Ensign * blue flag * blue flier * blue flu * blue fox * blue funk * blue gound * blue gouse * blue gum * blue heaven * blue heeler * blue helmet * blue heron * blue jay * blue jeans * blue john * blue law * blue line * blue list * Blue Mantle * blue mold * blue Monday * blue moon * blue movie * Blue Nile * blue note * blue ointment * blue pages * blue pencil * Blue Peter * blue pike * blue plate * blue point * blue racer * blue riband * Blue Ridge * blue rinse * blue runner * blue shark * blue sheep * blue spruce * blue state * blue streak * blue vitriol * blue wall of silence * blue water * blue whale * blue wren * blueback * blueback salmon * bluebeard * bluebeat * bluebell * blueberry * bluebill * bluebird * blue-black * blue-blooded * bluebonnet * bluebottle * blue-chip * bluecoat * blue-collar * bluecurls * blue-eyed boy * blue-eyed grass * blue-eyed Mar * blue-eyed soul * bluefin * bluefin tuna * bluefish * bluegill * bluegrass * blue-green alga * blueing * blueish * bluejacket * bluely * blueness * bluenose * blue-pencil * blue-plate * bluepoint * blueprint * blue-ribbon * bluerinse * blue-rinse * blues * blueshift * blue-sky * blue-sky law * bluesman * bluestem * bluestocking * bluestone * bluesy * bluet * blue-tile fever * bluetit * bluetongue * blue-water * blueweed * bluey * bluing * bluish * bluishness * blut tit * bolt from the blue * boys in blue * Cambridge blue * cobalt blue * code blue * Colorado blue spruce * common blue * Copenhagen blue * cordon bleu * cornflower blue * cry blue murder * Danish blue * dark blue * duck-egg blue * eggshell blue * electric-blue * genetian blue * go blue * half-blue * ice blue * in a blue funk * indigo blue * iron blue * Kerry blue terrier * light blue * methylene blue * midnight blue * navy blue * Nile blue * once in a blue moon * out of the blue * Oxford blue * peacock blue * petrol blue * powder blue * Prussian blue * pygmy blue * robin's-egg blue * royal blue * Russian blue * saxe blue * Saxon blue * scream blue murder * * sky blue * slate blue * steel blue * Tasmanian blue gum * the blues * true-blue * trypan blue * until one is blue in the face * Wedgwood blue

    See also

    * * * * Havasupai * primary colour * rainbow * RGB

    Anagrams

    * 1000 English basic words ----

    indigo

    English

    (wikipedia indigo)

    Noun

  • A purplish-blue colour
  • * {{quote-book, year=1907, author=
  • , title=The Dust of Conflict , chapter=6 citation , passage=The night was considerably clearer than anybody on board her desired when the schooner Ventura headed for the land. It rose in places, black and sharp against the velvety indigo , over her dipping bow, though most of the low littoral was wrapped in obscurity.}}
  • An indigo-colored dye obtained from certain plants (the or woad), or a similar synthetic dye.
  • An indigo plant, such as from species in genera Indigofera'', ''Amorpha'' ( and ''Dalea (indigo bush).
  • Derived terms

    * (Viduidae family) * indigo blue * indigo bunting * indigo snake * indium * , Amorpha spp. ) * ) * wild indigo ()

    Adjective

    (head)
  • Having a deep blue colour.
  • See also

    * anil * aniline * * rainbow * Saxon blue *

    References

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