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Practitioner · Course 4: Printing · Lesson 2 of 5

How many print colours or screens a design needs and why it affects cost

Level: PractitionerTime: 35 minutesOrder used: none — illustrative print order, continued from lesson 4.1Tool: Print cost calculator
This lesson is for anyone who reads or explains a print quote: a buyer, a merchandiser, or a print house employee. It continues lesson 4.1's illustrative print job. Neither Order A's T-shirts nor Order B's jeans specifies a print, so every quantity here is this course's own illustrative order, clearly flagged. Figures are teaching examples in US dollars.
BuyerNorthline Apparel (export brand)
Print houseNilePrint (Egypt)
DesignIllustrative 3-colour design
Methods comparedScreen print, digital print
Order sizeIllustrative 5,000 pieces
MarketExport, Make to Order
02Opening

This page explains why the number of colours in a print design changes screen print's cost but not digital print's cost

This page explains why the number of colours in a printed design changes what a screen print job costs but leaves a digital print job's cost unchanged, for anyone who reads or explains a print quote: a buyer, a merchandiser, or a print house employee. This lesson teaches money flow: whether a quote's setup cost is driven by colour count, and how much, decides whether a customer's comparison of two quotes actually makes sense.

Lesson 4.1 already showed that screen print and digital print work in different ways. A buyer who has only seen the finished printed pieces can assume that a "5-colour design" simply costs proportionally more than a "1-colour design" of the same print method. This is not reliably true. Screen print's cost rises with colour count for a specific, mechanical reason; digital print's cost does not rise with colour count at all.

Without knowing this, a buyer receiving two quotes, for the same design at two colour counts, can be surprised by the price gap, or fail to explain it to their own customer, when the real cause is a simple, nameable fact about how each method is set up before a single piece is printed.

03Before you start

What you need, and what this lesson does not cover

You need: lesson 4.1 (The main printing methods), which introduced screen print and digital print and this course's illustrative print job.

By the end of this lesson you can:

  • explain why screen print needs one screen for every colour in a design;
  • explain why digital print's cost does not change with colour count;
  • identify which cost component, setup or running cost, actually changes when colour count changes;
  • judge whether a "5-colour design costs five times as much" claim is accurate, and for which cost component;
  • use this course's print cost calculator to record a colour-driven setup cost estimate.

Not covered here: the full print cost calculation combining method, colours and quantity (lesson T04-C04-L03); where a print sits on a garment and common print faults (lesson T04-C04-L04); choosing a print method for a given design and order size (lesson T04-C04-L05).

04Key terms

Words you will meet in this lesson

TermMeaning
Screen printA print method using one screen per colour, with a per-screen setup cost and a lower per-piece cost at higher volumes.
Digital printA print method with no screens or per-colour setup cost, printing directly at a flat per-piece rate; better suited to small orders or many colours.
ScreenThe physical screen a screen print machine uses to deposit one colour of ink onto the fabric or panel; one screen per colour.
Colour countThe number of separate colours in a printed design, the factor that decides how many screens a screen print job needs.
Setup costThe one-off cost of preparing a print job before any pieces are printed, such as a screen print job's per-screen setup.
Per-piece rateThe cost per piece of actually printing once any setup is complete, separate from a one-off setup cost; digital print charges this as a flat rate with no setup, while screen print charges it per piece on top of its setup cost.
05Teaching
The rule

Screen print needs a new screen for every colour, while digital print's cost never changes with colour count

Screen print requires a separate screen for each colour in a design, since each screen only deposits one colour of ink onto the fabric or panel. A 3-colour design needs 3 screens, and each screen carries its own setup cost, for preparing and mounting it on the machine, so a design's colour count directly sets both the number of screens and the total setup cost. Digital print has no such requirement: it builds the full-colour image directly in one pass, printing any number of colours without any additional screen or setup cost. This is the fundamental reason screen print's cost rises with colour count while digital print's does not.

This difference sits in the machine, not in the price list. A screen print machine physically cannot mix several colours through one screen at once, so extra colours can only ever mean extra screens and extra setup work. A digital print machine sprays the whole image, in whatever colours it contains, from a digital file, so it never needs a physical screen at all, and colour count never enters its setup step.

Screen printDigital print11 colour33 colours55 coloursscreens needed, rising with colour count0 screensany colour count, same flat cost
Screen print's screen count rises with colour count; digital print's stays at zero screens whatever the colour count. This is why only screen print's setup cost is sensitive to colour count.
What you meet in real life

The colour count and design type that decide whether screen print or digital print costs less

The same design can cost very differently to print depending on how many colours it uses and which method prints it. This holds for both export and domestic orders alike, since the reason is technical, one screen per colour, not commercial.

What can differThe shapes you meetWhy it matters
1-2 colour screen print designLow screen count, low total setup costA strong fit for screen print at almost any volume
5+ colour screen print designHigh screen count, high total setup costScreen print becomes competitive only at higher volumes, where the setup cost is spread over more pieces
Any colour count, digital printNo additional cost for more coloursDigital print's cost structure is flat regardless of colour count
Photographic or gradient designTypically impossible or impractical for screen print, since it has too many colour transitions for discrete screensA natural fit for digital print instead
The case we follow

Northline Apparel's buyer needs to explain why a 5-colour screen print quote costs so much more in setup than a 1-colour quote for the same illustrative print job

Northline Apparel's buyer needs to understand why a 5-colour screen print quote costs significantly more in setup than a 1-colour screen print quote, for the same illustrative print job at NilePrint, before deciding which method and colour count to specify. This is an export, Make to Order scenario, using this course's illustrative print job rather than Order A's T-shirts or Order B's jeans, since neither order specifies a print in this academy's master cast.

The worked number

Three colours in this course's illustrative design means three screens, each with its own setup cost

Lesson 4.1 already set up this course's illustrative example: a 3-colour design print job. A screen print job for this design needs 3 screens, one for each colour, and NilePrint charges a separate setup cost for each screen it prepares and mounts. Compared with a 1-colour version of the same design, which needs only 1 screen, the 3-colour version's setup cost is 3 times as large, purely because of colour count, before a single piece has even been printed.

1-colour screen print design: 1 screen × 5.00 = USD 5.00 total screen setup cost
3-colour screen print design (this course's illustrative design): 3 screens × 5.00 = USD 15.00 total screen setup cost, 3x the 1-colour design's setup cost
USD 5.001 colour, 1 screenUSD 15.003 colours, 3 screensSetup cost only, before any piece is printed
A 3-colour design's screen setup cost is three times a 1-colour design's, because it needs three screens instead of one. The running cost per piece, once the screens are made, does not multiply the same way.
The method

How to estimate a print job's colour-driven setup cost before you quote it

  1. Count the number of colours in the design that is being quoted.
  2. Check whether the method is screen print or digital print, since only screen print's setup cost depends on colour count.
  3. Multiply the colour count by the per-screen setup cost, for screen print, to estimate how the setup cost scales.
  4. Treat digital print's cost as flat, since its per-piece rate does not change with colour count.
  5. Separate the setup cost estimate from the running cost per piece, since only the setup cost scales with colour count this way.
The trap

Assuming a 5-colour design always costs five times as much as a 1-colour design

A common mistake is assuming a "5-colour design" always means 5 times the cost of a "1-colour design." This is true for screen print's setup cost component specifically, since 5 screens cost roughly 5 times what 1 screen costs. It is not true for the per-piece running cost component, once the screens are already made, which does not multiply the same way, and it is not true at all for digital print, whose cost does not scale with colour count in the first place. A buyer who repeats the "5 times the cost" claim about a whole quote, rather than about its setup cost alone, risks giving their own customer a wrong price expectation and having to explain the difference again later.

06In plain words

Printing a design with more colours by screen print costs more to set up, because each colour needs its own screen, and each screen has its own one-off preparation cost. A design with three colours needs three screens; a design with five colours needs five screens. Digital print works differently: it prints any number of colours in one pass, so its cost does not change at all when a design has more colours. This means a 5-colour screen print quote and a 1-colour screen print quote can look very different mainly because of the number of screens, not because of the order size or the print method changing. The part of the cost that changes is the one-off setup, not the cost of actually printing each piece once the screens exist.

07Quick check
  • Screen print needs one screen per colour; a 3-colour design needs 3 screens, each with its own setup cost.
  • Digital print's cost structure is flat: printing more colours adds no extra screens and no extra setup cost.
  • 1-2 colour designs suit screen print at almost any volume; 5+ colour designs need a higher volume before screen print is competitive.
  • Photographic or gradient designs are typically a job for digital print, not screen print.
  • Colour count changes screen print's setup cost roughly in proportion; it changes the per-piece running cost much less.
08Workplace scenario

A customer asks NilePrint to compare a screen print quote for a 1-colour design against a 5-colour version of the same design

A customer wants to compare a screen print quote for a 1-colour version of their design against a 5-colour version, both on the same illustrative 5,000-piece order. The facts in front of the buyer:

  • Both versions are the same design, printed by the same method, screen print, at NilePrint.
  • The only difference between the two versions is the number of colours: 1 versus 5.
  • The order quantity, 5,000 pieces, is identical for both versions.

The document the buyer reads, the customer's comparison request:

Customer's comparison request: "Please compare your screen print quote for our design in 1 colour against the same design in 5 colours, same 5,000-piece quantity. I do not understand why the 5-colour version costs so much more."

Which cost component actually changes between the two versions? Decide before you open the answer.

Show decision

The setup cost component. The 5-colour version needs 5 screens instead of 1, so its setup cost is roughly 5 times as large; the per-piece running cost changes much less, once the screens themselves are made.

Two facts decide this. First, both versions use the same method (screen print) and the same order quantity (5,000 pieces), so neither the method nor the order size explains the price gap. Second, screen print's setup cost is driven specifically by colour count, since each colour needs its own screen; nothing else in this comparison changed.

The buyer should explain to the customer that the difference comes from the number of screens needed for 5 colours versus 1 colour, not from the print method or the order size. If the buyer instead tells the customer the whole quote is "5 times the cost," that overstates the real difference, since the per-piece running cost component does not multiply by 5 the way the setup cost does.

09What it costs

The setup-cost gap between a 1-colour and a 5-colour version of the same illustrative design

This lesson's cost is framed on the setup cost alone, since that is the component colour count actually drives; no separate cost for a wrong explanation is fixed elsewhere in this academy.

5-colour screen print design: 5 screens × 5.00 = USD 25.00 total screen setup cost
1-colour screen print design: 1 screen × 5.00 = USD 5.00 total screen setup cost

The gap between the two setup costs is USD 20.00, on this illustrative per-screen setup cost, entirely explained by 4 extra screens for 4 extra colours. Not understanding that colour count specifically drives screen print's setup cost, and not its running cost, risks a customer being surprised by a quote, or a buyer failing to explain a cost difference clearly to their own customer: a real cost in a confused or lost sale, even though it is not separately quantified in this academy's fixed figures.

10Working template

Print cost calculator: record the colour-driven setup cost this lesson teaches

Copy this row into the print cost calculator, in the Calculator sheet, to record the setup-cost side of a screen print quote before adding the running cost in lesson 4.3.

CalculationInput AInput BResult (calculated)Notes
Screen print: number of screens needed (one per colour)35.0015.00Illustrative 3-colour design, USD 5.00 setup per screen
Screen print: number of screens needed (one per colour)15.005.00Same design at 1 colour, for comparison
Screen print: setup-cost gap between the two versions15.005.0010.00USD; widens further at 5 colours, as this lesson's worked number shows

Download the full working sheet, with the running-cost columns lesson 4.3 adds, from the link on this course's page.

Download the Print cost calculator (Excel)

11Check yourself

1. Why does screen print need one screen per colour?

2. Does digital print's cost change with the number of colours in a design?

3. A customer asks for a screen print quote comparing a 2-colour design against an 8-colour version of the same design, on a 10,000-piece order. Which cost component changes most between the two versions?

12Glossary
ENARFRTRMeaning
Screen printطباعة الشاشة الحريريةImpression sérigraphiqueSerigrafi baskıA print method using one screen per colour, with a per-screen setup cost and a lower per-piece cost at higher volumes.
Digital printالطباعة الرقميةImpression numériqueDijital baskıA print method with no screens or per-colour setup cost, printing directly at a flat per-piece rate; better suited to small orders or many colours.
Screenشاشة الطباعةÉcran d'impressionBaskı şablonu (elek)The physical screen a screen print machine uses to deposit one colour of ink onto the fabric or panel; one screen per colour.
Colour countعدد الألوانNombre de couleursRenk sayısıThe number of separate colours in a printed design, the factor that decides how many screens a screen print job needs.
Setup costتكلفة الإعدادCoût de préparationHazırlık maliyetiThe one-off cost of preparing a print job before any pieces are printed, such as a screen print job's per-screen setup.
Per-piece rateالسعر الثابت لكل قطعةTarif fixe par pièceParça başına sabit ücretThe cost per piece of actually printing once any setup is complete, separate from a one-off setup cost; digital print charges this as a flat rate with no setup, while screen print charges it per piece on top of its setup cost.
13Next

Lesson 4.3: Calculating print cost from method, colours and quantity

You now know why colour count drives screen print's setup cost while leaving digital print's cost flat. The next lesson puts a full calculation together: working out a complete print cost, for either method, from the method, the colour count and the order quantity. Back to the course map

14Ladder

RecognizeName why screen print needs one screen per colour, and why digital print does not.
ConnectSee why a 3-colour design in this course's illustrative job needs 3 screens, each with its own setup cost.
CompareTell the setup cost component apart from the running cost component when colour count changes.
DecideJudge which cost component actually changes between a low-colour and a high-colour screen print quote.