What is the meaning of four colour dots in Newspaper?

The newspaper is one of an important part of our lifestyle and through this we get the information of various events happening in the whole world. No matter what you do for a living, chances are that you are engaged with the news at some level on a daily basis. Even for most of the people the first question that comes to mind is what are the latest news headlines of today isn’t it. But have you ever noticed four colour dots at the bottom or at the edges of the newspaper. Most of us are unaware about these four colour dots and the meaning of giving small bidders in such a large newspaper. Let us try to figure out from this article why these colour dots are given in the newspaper and what does they mean.
What is the meaning of four colour dots in Newspaper?

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We all know that earlier newspapers were printed in black and white colours. Along with the time and development, newspapers are also evolved nowadays it consists of attractive advertisements; colourful photos, puzzles and many more. Many a times, due to these attractive things, we can’t pay attention to the colour dots given at the bottom of the newspaper. It has been seen that in some newspapers, shapes of coloured dots are different; sometimes they are round, heart or star shape. Also, in some newspapers, they are at the centre of the page or in some at the edges. Let us see why these colourful dots are given in the newspaper:

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Where do Printing of Security Papers, Notes and Minting take Place in India?
We have studied that mainly there are three types of colours: red, yellow and blue which are also known as basic colours. Similar type of pattern is seen in the printer, but it adds another colour that is black. These four dots are made in CMYK sequence.
C = Cyan (means blue in printing)
M = Magenta (pink)
Y = Yellow (yellow)
K = Black (Black)

Any colour can be obtained by adding the correct proportion of these four colours. To print an image, the plates of all these colours are laid out on a page separately and lined up in the same spot while printing. This is necessary to print a full colour image accurately. If the images in the newspapers are blurry, then it means that these four colour plates are overlapping or are not in the same line. That's why CMYK is also called registration mark. It is difficult to find out how many newspapers are printed every day.

Source:www.storiesfeed.net.com
Therefore, physically checking all the pages of the paper is not possible. For a printer, who has been doing this for years, knows what a suitable CMYK looks like, if anything goes wrong, then he or she can spot it. Therefore, these colour dots serves as a ‘printer marker’. Do you know that this CMYK mark is also given while printing the pages of the books but since the pages of the book is small so, they are removed while cutting the pages?
Characteristics of the CMYK printing process

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- 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.
- These 4 colours represent the 4 cartridges; the metered quantity thereof, mixed in various ratios can render different colours.
- Commercial printing is the most widely used and is the cost effective colour system.
- It is very cheap for toner based or digital printing for larger quantities.
Through this article, we have learnt and understood that why colour dots are given in the newspaper and what does they mean.

Do you know the History of Newspaper in India