VS.

Blue vs. Indigo

Published:
Views: 16,229

Blueadjective

Of the colour blue.

‘the deep blue sea’;

Indigonoun

A purplish-blue colour

Blueadjective

(informal) Depressed, melancholic, sad.

Indigonoun

An indigo-colored dye obtained from certain plants (the indigo plant or woad), or a similar synthetic dye.

Blueadjective

Pale, without redness or glare; said of a flame.

‘The candle burns blue.’;

Indigonoun

An indigo plant, such as from species in genera Indigofera, Amorpha (false indigo), Baptisia (wild indigo), and Psorothamnus and Dalea (indigo bush).

ADVERTISEMENT

Blueadjective

(politics) Supportive of, run by (a member of), pertaining to, or dominated by a political party represented by the colour blue.

Indigoadjective

having a deep purplish-blue colour

Blueadjective

Supportive of, run by (a member of), pertaining to, or dominated by the Democratic Party.

‘I live in a blue constituency.’; ‘Congress turned blue in the mid-term elections.’;

Indigonoun

A kind of deep blue, one of the seven prismatic colors.

Blueadjective

Supportive of or related to the Liberal Party.

‘Illawarra turns blue in Liberal washout’;

Indigonoun

A blue dyestuff obtained from several plants belonging to very different genera and orders, such as, the woad, Isatis tinctoria (family Cruciferae), Indigofera suffroticosa, Indigofera tinctoria (family Leguminosae), Indigofera Anil, Nereum tinctorium, Polygonum tinctorium Ait. (family Polygonaceae), etc.; called also natural indigo. It is a dark blue earthy substance, tasteless and odorless, with a copper-violet luster when rubbed. Indigo does not exist in the plants as such, but is obtained by decomposition of the glycoside indican.

ADVERTISEMENT

Blueadjective

(astronomy) Of the higher-frequency region of the part of the electromagnetic spectrum which is relevant in the specific observation.

Indigoadjective

Having the color of, pertaining to, or derived from, indigo.

Blueadjective

(of steak) Extra rare; left very raw and cold.

Indigonoun

a blue dye obtained from plants or made synthetically

Blueadjective

(of a dog or cat) Having a coat of fur of a slaty gray shade.

Indigonoun

deciduous subshrub of southeastern Asia having pinnate leaves and clusters of red or purple flowers; a source of indigo dye

ADVERTISEMENT

Blueadjective

(archaic) Severe or overly strict in morals; gloomy.

‘blue and sour religionists;’; ‘blue laws’;

Indigonoun

a blue-violet color

Blueadjective

literary; bluestockinged.

Indigo

Indigo is a deep color close to the color wheel blue (a primary color in the RGB color space), as well as to some variants of ultramarine, based on the ancient dye of the same name. The word comes from the Latin for Indian as the dye was originally exported to Europe from India.

‘indigo’;

Blueadjective

(particle physics) Having a color charge of blue.

Blueadjective

(entertainment) Risque or obscene

‘His material is too blue for prime-time’;

Blueadjective

Pornographic or profane.

‘The air was blue with oaths.’; ‘a blue movie’;

Bluenoun

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.

Bluenoun

A blue dye or pigment.

Bluenoun

Any of several processes to protect metal against rust.

Bluenoun

Blue clothing

‘The boys in blue marched to the pipers.’;

Bluenoun

(in the plural) A blue uniform. See blues.

Bluenoun

(slang) A member of law enforcement

Bluenoun

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.’;

Bluenoun

The ocean; deep waters.

Bluenoun

Anything blue, especially to distinguish it from similar objects differing only in color.

Bluenoun

A dog or cat with a slaty gray coat.

Bluenoun

(snooker) One of the colour balls used in snooker, with a value of five points.

Bluenoun

Any of the butterflies of the subfamily Polyommatinae in the family Lycaenidae, most of which have blue on their wings.

Bluenoun

A bluefish.

Bluenoun

An argument.

Bluenoun

A liquid with an intense blue colour, added to a laundry wash to prevent yellowing of white clothes.

Bluenoun

(British) A type of firecracker.

Bluenoun

(archaic) A pedantic woman; a bluestocking.

Bluenoun

(particle physics) One of the three color charges for quarks.

Blueverb

(ergative) To make or become blue.

Blueverb

To treat the surface of steel so that it is passivated chemically and becomes more resistant to rust.

Blueverb

To brighten by treating with blue (laundry aid)

Blueverb

To spend (money) extravagantly; to blow.

Blueadjective

Having the color of the clear sky, or a hue resembling it, whether lighter or darker; as, the deep, blue sea; as blue as a sapphire; blue violets.

Blueadjective

Pale, without redness or glare, - said of a flame; hence, of the color of burning brimstone, betokening the presence of ghosts or devils; as, the candle burns blue; the air was blue with oaths.

Blueadjective

Low in spirits; melancholy; as, to feel blue.

Blueadjective

Suited to produce low spirits; gloomy in prospect; as, thongs looked blue.

Blueadjective

Severe or over strict in morals; gloom; as, blue and sour religionists; suiting one who is over strict in morals; inculcating an impracticable, severe, or gloomy mortality; as, blue laws.

Blueadjective

Literary; - applied to women; - an abbreviation of bluestocking.

‘The ladies were very blue and well informed.’; ‘For his religion . . . 'T was Presbyterian, true blue.’;

Bluenoun

One of the seven colors into which the rays of light divide themselves, when refracted through a glass prism; the color of the clear sky, or a color resembling that, whether lighter or darker; a pigment having such color.

Bluenoun

A pedantic woman; a bluestocking.

Bluenoun

Low spirits; a fit of despondency; melancholy.

Blueverb

To make blue; to dye of a blue color; to make blue by heating, as metals, etc.

Bluenoun

the color of the clear sky in the daytime;

‘he had eyes of bright blue’;

Bluenoun

blue clothing;

‘she was wearing blue’;

Bluenoun

any organization or party whose uniforms or badges are blue;

‘the Union army was a vast blue’;

Bluenoun

the sky as viewed during daylight;

‘he shot an arrow into the blue’;

Bluenoun

used to whiten laundry or hair or give it a bluish tinge

Bluenoun

the sodium salt of amobarbital that is used as a barbiturate; used as a sedative and a hypnotic

Bluenoun

any of numerous small chiefly blue butterflies of the family Lycaenidae

Blueverb

turn blue

Blueadjective

having a color similar to that of a clear unclouded sky;

‘October's bright blue weather’; ‘a blue flame’; ‘blue haze of tobacco smoke’;

Blueadjective

used to signify the Union forces in the Civil War (who wore blue uniforms);

‘a ragged blue line’;

Blueadjective

low in spirits;

‘lonely and blue in a strange city’; ‘depressed by the loss of his job’; ‘a dispirited and resigned expression on her face’; ‘downcast after his defeat’; ‘feeling discouraged and downhearted’;

Blueadjective

characterized by profanity or cursing;

‘foul-mouthed and blasphemous’; ‘blue language’; ‘profane words’;

Blueadjective

suggestive of sexual impropriety;

‘a blue movie’; ‘blue jokes’; ‘he skips asterisks and gives you the gamy details’; ‘a juicy scandal’; ‘a naughty wink’; ‘naughty words’; ‘racy anecdotes’; ‘a risque story’; ‘spicy gossip’;

Blueadjective

belonging to or characteristic of the nobility or aristocracy;

‘an aristocratic family’; ‘aristocratic Bostonians’; ‘aristocratic government’; ‘a blue family’; ‘blue blood’; ‘the blue-blooded aristocracy’; ‘of gentle blood’; ‘patrician landholders of the American South’; ‘aristocratic bearing’; ‘aristocratic features’; ‘patrician tastes’;

Blueadjective

morally rigorous and strict;

‘blue laws’; ‘the puritan work ethic’; ‘puritanic distaste for alcohol’; ‘she was anything but puritanical in her behavior’;

Blueadjective

causing dejection;

‘a blue day’; ‘the dark days of the war’; ‘a week of rainy depressing weather’; ‘a disconsolate winter landscape’; ‘the first dismal dispiriting days of November’; ‘a dark gloomy day’; ‘grim rainy weather’;

Blue

Blue is one of the three primary colours of pigments in painting and traditional colour theory, as well as in the RGB colour model. It lies between violet and green on the spectrum of visible light.

Blue Illustrations

Indigo Illustrations

Popular Comparisons

Latest Comparisons

Trending Comparisons