Why do newspapers print a combination of four dots - blue, pink, yellow, black - at the bottom of each page? - Times of India (2024)

The four dots ��� blue (cyan), pink (magenta), yellow and black are registration marks used during printing to help ensure the print is aligned properly. In offset printing technology, which newspapers use, the inked image is transferred from a plate to a rubber blanket, then to the printing surface. These primary colours go into printing a multi-coloured image and have separate plates.

Each plate has its individual mark, like the colour dot.
���Nina M, via email

Why do newspapers print a combination of four dots - blue, pink, yellow, black - at the bottom of each page? - Times of India (2024)

FAQs

Why do newspapers print a combination of four dots - blue, pink, yellow, black - at the bottom of each page? - Times of India? ›

The four dots blue (cyan), pink (magenta), yellow and black are registration marks used during printing to help ensure the print is aligned properly. In offset printing technology, which newspapers use, the inked image is transferred from a plate to a rubber blanket, then to the printing surface.

Why do newspapers have four color dots in India? ›

Newspapers print four coloured dots at the bottom of the page called 'registration marks' to ensure that the print is aligned properly. These CMYK (cyan, magenta, yellow and black) colours are the base colours used in printing.

What are the 4 colored dots in newspaper? ›

These four dots are important for newspaper printing because they indicate the quality of colours printed. The four dots stand for CMYK: Cyan, Magenta, Yellow and Black.

What is the 4 color picture in newspaper? ›

They are registration marks for the press. Your paper is printed with four cartridges: cyan (blue), yellow, magenta (pink), and black. If those four “plates” don't align perfectly, your color will be off.

What are the color dots on paper? ›

Colored dots, marks, or smudges on the printed pages may be caused by toner or foreign material stuck to the drum roller or damage to the drum roller.

What are the dots on face India? ›

Hindu men and women wear markings on the forehead, women often adopting a red dot or small decoration known as a 'bindi'. The marks worn by holy men (ascetics) on the forehead are usually applied with the fingers although in the past they might have been burned into the skin.

Why do Indians have a black dot? ›

The second type of forehead marking is the bindi, or dot, worn over the third eye by many Indian women, which shows whether they are married. Young, unmarried women wear a black bindi, and married women wear a bright red bindi. Widows, whose husbands have died, either wear no bindi, or wear a white dot made of ash.

What are the color circles in newspapers? ›

It is said that these four dots tell us that printing in the newspaper has been done properly. - In this process, 4 standardized base colours are used all the time (Cyan, Magenta, Yellow, and Black). - To create a printed image, small points of these colours are printed at different angles.

What does 4 dots mean in writing? ›

Ellipsis points are periods in groups of usually three, or sometimes four. They signal either that something has been omitted from quoted text, or that a speaker or writer has paused or trailed off in speech or thought. That's the basics.

What are newspaper dots called? ›

When a photo is converted to dots for the purpose of printing, it is called a “halftone.” The more lines of dots per inch (l.p.i.) the finer the screen and usually the cleaner the picture. newspaper 85 lpi or higher. flyer 133 lpi. high quality brochure 175 lpi or higher.

What does 4 4 color mean in printing? ›

Because the CMYK printing process uses four ink colors, it is commonly known as 4-Color Printing. Hence, 4/4 means the face of a sheet (side one) and the reverse of a sheet (side two) are both printed with the 4 ink colors of CMYK.

Why are newspapers pink? ›

Because in the late 19th century unbleached (and hence pink) newsprint was cheaper. It isn't now but they're stuck with it. Oddly, they celebrated the centenary of pink printing by printing on white paper.

What is the meaning of 4 color printing? ›

As the name implies, four color printing utilizes four colors – Cyan, Magenta, Yellow, and Black – that are applied in different concentrations on the paper. This is also known as CMYK printing, and it's most commonly used for full-color print jobs.

What are the yellow dots on printed paper? ›

A Machine Identification Code (MIC), also known as printer steganography, yellow dots, tracking dots or secret dots, is a digital watermark which certain color laser printers and copiers leave on every printed page, allowing identification of the device which was used to print a document and giving clues to the ...

Why are there dots on my printed paper? ›

Dots are typically caused by foreign material inside the machine (for example paper dust, glue from labels or envelopes, paper clips, staples) sticking to or damaging the surface of the drum. Toner builds up on or sticks to these areas on the drum and creates black dots on the printed pages.

What are the Coloured dots on print? ›

If you find dots or spots appear on your printed documents this is usually caused by paper dust or objects such as staples or paper clips sticking to the surface of the drum. Toner builds up around these areas which in turn creates the dots or spots which then appear on your print-out.

What does the color dot mean in India? ›

In Hinduism, the colour red represents honour, love, and prosperity, hence it was worn to symbolise these aspects. In meditation, the point between the eyebrows (Bhrumadhya) is where one focuses one's sight, to help concentration.

What is the meaning of CMYK in newspaper? ›

The colours of the ink used to print your newspaper are cyan, magenta, yellow and key (black). These are known as CMYK colours.

Which ink is used in newspaper in India? ›

Newspapers use soy ink regularly, especially for color because it creates a sharper and brighter image. Color newspaper inks are more competitive to petroleum-based inks as well.

Why is black ink used as a fourth printing channel? ›

The key plate (black) adds depth, contrast, and detail

The combination of these four colors allows printers to achieve an extensive color gamut necessary for accurately reproducing various shades and hues present in original images.

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