Introduction

Ask any marketing manager about their worst print job and you will usually hear a story about colour. The company red that came out orange. The brochure that looked dull compared with the screen. The reprint of a leaflet that did not match the first run, so the two batches could not be used together at an exhibition.

Print quality problems are frustrating because they are so visible and so permanent. Once ten thousand brochures are printed, folded and boxed, there is no “undo” button. The only fix is a reprint, which costs money and time and often misses the deadline the job was meant to meet.

Most of these problems are preventable. Modern printing has well-established international standards for colour, proofing and file preparation. When designers, prepress teams and printers all work to the same standards, the printed result can be predicted before a single sheet goes through the press.

This article explains the print quality standards Dsigngo Group uses across offset and digital printing, from the first artwork file to the finished, packed job.

Why print quality matters for your brand

Print is still one of the most tangible ways a business presents itself. Brochures, catalogues, business cards, packaging, labels, posters, exhibition graphics and corporate profiles are things customers hold, keep and pass on.

Consistent print quality matters because:

• Colour is part of brand recognition. If your brand colour changes from one item to the next, the brand looks careless.
• Print often sits alongside digital. Customers notice when a printed catalogue does not match the website or product photos.
• Poor print undermines premium positioning. A high-end product presented in a badly printed brochure loses credibility.
• Errors are expensive. A reprint can cost more than the original job once rush charges and delays are counted.

Where print quality goes wrong

Understanding the common causes of print problems explains why our standards exist.

• Screen versus paper. Screens create colour with light (RGB). Printing creates colour with ink on paper (usually CMYK). Some bright screen colours cannot be reproduced in CMYK at all.
• Uncontrolled colour conversion. If RGB images are converted to CMYK without the right colour profile, colours shift unpredictably.
• Different papers. The same ink looks different on coated and uncoated paper. Uncoated paper absorbs more ink, so colours look softer and darker.
• Unverified proofs. An office printer proof does not show how the job will look on press.
• File errors. Low-resolution images, missing fonts, no bleed, incorrect overprint settings or text too close to the trim edge.
• Viewing conditions. Colour looks different under office fluorescent lights, daylight and warm lamps, which makes approval inconsistent.
• Press variation. Ink density and press conditions can drift during a run if they are not monitored.

Each of our standards addresses one or more of these causes.

The international standards behind our print workflow

ISO 12647: process control for printing

The ISO 12647 family defines how printed colour should look and how printing processes should be controlled. Part 2 covers offset printing, which is used for most brochures, catalogues and packaging. Part 7 covers proofing, defining what a contract proof must achieve to be a reliable prediction of the printed result.

The 2013 revision of ISO 12647-2 updated the standard for modern papers and measurement methods. It also moved tolerances to the CIE ΔE00 colour difference formula, which better reflects how the human eye perceives colour differences.

Fogra characterisation data

Standards define the targets, and characterisation data describes them in practice. Fogra, the German graphic technology research association, publishes data sets that describe how standard printing conditions should look. Fogra51 describes printing on premium coated paper and Fogra52 describes printing on uncoated paper, both based on ISO 12647-2:2013. The matching ICC colour profiles, such as PSO Coated v3 and PSO Uncoated v3, are used to convert and proof artwork.

Using the correct profile for the paper is one of the most important decisions in print production. A file prepared for coated paper but printed on uncoated paper will rarely look right.

PDF/X: reliable print-ready files

PDF/X is a family of ISO standards for exchanging print-ready files. PDF/X-4 (ISO 15930-7) supports modern features such as transparency and colour management, while ensuring that fonts are embedded and colour information is defined. Supplying artwork as a correctly prepared PDF/X file removes many of the errors that occur when native design files are sent to print.

Standard viewing conditions

ISO 3664 defines standard conditions for viewing prints and proofs, including D50 lighting, which approximates daylight. Comparing a proof and a printed sheet under the same standard light means that everyone judges colour on the same basis.

Other recognised methods

Some printers and brand owners also use G7, a calibration method developed by Idealliance that focuses on matching neutral grey balance across different printing processes. Where a client’s brand guidelines specify a particular standard or method, we include it in the brief.

Our print quality process

Step 1: Artwork preparation

Quality starts in the design file. Our designers prepare artwork to print specifications from the beginning, rather than adapting screen designs at the last minute.

Our artwork checklist includes:

• Images at an effective resolution of around 300 pixels per inch at final size for most offset work.
• Images converted from RGB to CMYK using the correct ICC profile for the paper.
• Brand spot colours, such as Pantone, defined correctly and used only where the job is printed with spot inks.
• Bleed of at least 3 mm on all edges that are trimmed, unless the printer specifies otherwise.
• Important text and logos kept inside a safe zone away from the trim and folds.
• Total ink coverage kept within the limit for the paper, to avoid drying and set-off problems.
• Small black text set in 100% black only, to avoid registration problems.
• Fonts embedded or outlined.
• Overprint and knockout settings checked.

Step 2: Preflight

Before artwork goes to prepress, it is checked automatically and manually. Preflight software checks the PDF against the chosen PDF/X standard and flags problems such as low-resolution images, RGB content, missing fonts and hairlines that may not print. A prepress specialist then reviews the flagged items and the file as a whole.

Step 3: Proofing

Proofs are how you and we agree what the final print will look like. We use different proofs for different purposes:

• PDF proof. For checking content, layout, spelling and positioning. It is not a colour reference.
• Contract proof. A colour-accurate proof made on a calibrated proofing system to the relevant print condition. It includes a control strip, such as a Fogra Media Wedge, so the proof itself can be measured and verified. This is the colour reference for the press.
• Physical mock-up or dummy. For checking size, paper weight, folding, binding and finishing.

Contract proofs and printed sheets are compared in a viewing booth under standard D50 lighting. We ask clients to approve proofs in writing.

Step 4: Press set-up and monitoring

On press, colour is controlled by measurement, not just by eye. The press operator uses the approved contract proof as the target and measures colour bars printed on each sheet with a spectrophotometer or densitometer. Ink density, dot gain and grey balance are monitored and adjusted throughout the run, so the first and last sheets match.

For important jobs, clients are welcome to attend a press check to approve the first sheets in person.

Step 5: Finishing

Many print jobs are finished after printing. Finishing processes we inspect include:

• Trimming, to make sure items are cut accurately to size.
• Folding and creasing, to avoid cracking on heavier papers.
• Lamination, matt, gloss or soft-touch, checked for bubbles and peeling.
• Spot UV and varnish, checked for alignment with the printed image.
• Foil stamping and embossing, checked for sharpness and registration.
• Die-cutting, checked against the cutter guide.
• Binding, including saddle stitching, perfect binding and wire binding, checked for strength and page order.

Step 6: Final inspection and packing

Before delivery, samples from across the run are checked against the approved proof for colour, registration, cut, fold and finish. Quantities are counted, and items are packed to protect them during transport. Any sheets that fail inspection are removed.

Choosing the right paper

Paper affects colour, feel, durability and environmental impact. Choosing it is part of print quality.

• Coated papers, gloss, silk or matt, give sharp images and bright colours. They are ideal for brochures, catalogues and product photography.
• Uncoated papers feel natural and are easy to write on. They suit letterheads, notebooks and brands that want a softer, more natural look.
• Board weights are used for covers, business cards, folders and packaging.
• Speciality papers include textured, coloured and recycled stocks.

Paper weight, measured in grams per square metre (gsm), affects how substantial an item feels. Paper with a recognised certification, such as FSC, shows that the fibre comes from responsibly managed sources.

Keeping brand colours consistent across print and digital

Many businesses struggle to keep the same colour across printed items, signage, packaging, websites and social media. We solve this by defining each brand colour for every medium in the brand guidelines:

• A Pantone reference for spot-colour printing.
• CMYK values for coated and uncoated paper, which may be different.
• RGB and HEX values for screens.
• Guidance for signage and other materials where relevant.

When a new item is produced, the right values are used for that medium, and the result is compared with existing materials. It is rarely possible to make every material match perfectly, because inks, papers, screens and lights differ. Good colour management keeps the differences small and predictable.

Print quality across Sri Lanka and the UAE

Dsigngo Group serves clients in both Sri Lanka and the UAE, and print quality expectations are high in both markets. In the UAE, premium finishes and sharp, modern design are often expected for corporate and retail print. In Sri Lanka, vibrant colours and cultural detail are often important, especially for consumer brands. In both markets, consistency and reliable delivery are essential.

Whether a job is printed in-house or through a partner printer, we apply the same artwork, proofing and inspection standards, so quality does not depend on where the press is located.

Digital printing and short runs

Not every job suits offset printing. Digital printing is ideal for short runs, personalised items, quick-turnaround jobs and prototypes. Digital presses also need colour management. We calibrate digital output and use the same artwork and proofing standards, so short runs match longer offset runs as closely as the processes allow.

Large-format printing, used for banners, pull-up stands, PVC stickers, vehicle branding, exhibition stalls and outdoor hoardings, has its own requirements. We pay particular attention to viewing distance, material durability, UV resistance and installation conditions.

Quality and waste reduction

Print quality and sustainability go hand in hand. Every reprint wastes paper, ink, energy and transport. A controlled workflow is also a lower-waste workflow.

Our standards reduce waste by:

• Catching errors at the artwork and proof stages, before materials are used.
• Reaching the approved colour faster during press set-up, so fewer sheets are spoiled.
• Planning sheet layouts to make the most of each paper sheet.
• Recommending sensible print quantities, so stock does not go out of date before it is used.
• Offering certified and recycled papers where they suit the job.

An example: a corporate profile and brochure set

Here is an illustrative example of how the process works for a typical corporate print job. It does not describe a specific client.

A manufacturing company needs a 24-page corporate profile, a product brochure and new business cards, all launched together at a trade exhibition in Dubai.

• Brief. The account manager confirms sizes, page counts, quantities, papers, finishes, the delivery date and the exhibition address. The company’s brand guidelines specify a Pantone blue.
• Artwork. Designers prepare all three items with the correct profiles for coated paper (profile and brochure) and uncoated board (business cards). The brand blue is defined for both papers.
• Preflight. The files are checked against PDF/X-4. Two low-resolution product photos are flagged and replaced with high-resolution images.
• Proofing. The client approves PDF proofs for content, then a contract proof for colour, viewed under D50 lighting, and a blank dummy to check the feel of the paper and the binding.
• Press. The job is printed to the approved proof, with colour measured throughout the run.
• Finishing and inspection. Covers receive soft-touch lamination and spot UV. Samples are checked before packing and shipping in time for the exhibition.

Because the brand blue was defined for both coated and uncoated papers, the business cards and brochures look consistent when they are handed out together.

A print quality checklist for buyers

If you buy print regularly, these questions will help you judge any supplier:

1. Which colour standard or profile do you prepare and print to?
2. Do you provide colour-accurate contract proofs, and can they be verified?
3. How do you check colour during the print run?
4. Do you compare proofs and prints under standard lighting?
5. What checks do you carry out before files go to press?
6. How do you inspect finishing and the finished job?
7. Can you keep colour consistent across reprints?
8. What happens if the result does not match the approved proof?

Frequently asked questions

Why does my printed colour look different from my screen?

Screens use light and can show brighter colours than ink on paper can produce. Paper type, lighting and colour settings also play a part. A colour-accurate contract proof is the best way to see the expected result before printing.

Do I need a contract proof for every job?

Not always. For simple reprints using the same file and paper, a PDF proof may be enough. For new brand materials, packaging, catalogues with product photography or any job where colour is critical, a contract proof is strongly recommended.

Can you match our Pantone colour in CMYK?

Some Pantone colours can be matched closely in CMYK, while others, especially bright oranges, greens and blues, cannot. Where colour is critical, the best option may be to print the brand colour as an extra spot ink.

Why do reprints sometimes look different from the original?

Differences can come from changes in paper batch, press, ink or settings. Working to a recognised print standard and keeping records of the approved proof greatly reduces variation between runs.

How long does it take to prepare a print job?

It depends on the job. Allow time for artwork, preflight, proofing and approval before printing, and time for drying and finishing after. Your account manager will confirm a schedule in the brief.

Conclusion

Good print quality is not luck. It comes from correct artwork, recognised colour standards, verified proofs, measured press control, careful finishing and final inspection. When each step is done properly, the printed result can be predicted and repeated, job after job.

That is the standard Dsigngo Group applies to every brochure, catalogue, label, carton and corporate profile we produce.

Planning your next print project? Talk to our print team about specifications and proofs before you finalise the artwork.

Get a Print Quote

Sources

• ISO 12647-2:2013, Graphic technology: process control for the production of half-tone colour separations, proofs and production prints, Part 2: offset lithographic processes.
• ISO 12647-7, proofing processes working directly from digital data.
• Fogra, characterisation data Fogra51 and Fogra52, as reported by GMG and Packaging Gateway.
• TAGA, research on ΔE00 tolerances in ISO 12647-2.
• ISO 15930-7 (PDF/X-4).
• ISO 3664, viewing conditions for graphic technology and photography.
• Idealliance, G7 method.

Check each standard and edition against the original source before publishing.