Case Study · Real Results · How We Helped

Automatic color detection saved 38% on a mixed construction set — without the contractor doing anything

Most printers charge color rates for the entire set. We charge color rates only on sheets that actually have color.

A structural engineering firm uploaded a 48-sheet construction document set for printing. The set included architectural floor plans and elevations (black and white), structural framing plans (black and white), and MEP coordination drawings (color-coded by system). A competitor had quoted the entire set at color rates — $1.25/sq ft for all 48 sheets. Azul Prints' automatic color detection identified 12 color sheets and 36 B&W sheets, and priced accordingly. The savings on a 3-set order: $178.

🎨 You only pay for color where it exists. Mixed sets handled automatically — color pages detected per sheet.
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The situation

What was at stake

The engineering firm regularly prints construction document packages containing multiple disciplines. Architectural and structural drawings are always black and white. MEP coordination drawings — which color-code HVAC, electrical, plumbing, and fire protection — are always color. On a 48-sheet set with 12 color sheets and 36 B&W sheets, the question of how color is priced has a significant impact on total cost.

The risk

What would have happened

The firm had been ordering from a local reprographics shop that required manual color/B&W selection at the order level — not the page level. Because the set contained some color pages, they specified 'color' for the entire order. The architectural and structural sheets — which were black and white — were being charged at the color rate. 36 B&W sheets priced at color rates instead of B&W rates added approximately $60 per set in unnecessary cost.

What we did

How we fixed it

  • 1
    The firm uploaded their 48-sheet PDF to Azul Prints' quote tool.
  • 2
    Our per-page color detection scanned every page in the browser — no manual selection required.
  • 3
    12 sheets were identified as containing color content (MEP coordination drawings). 36 sheets were identified as black and white (architectural, structural).
  • 4
    The quote showed the exact breakdown: 12 color sheets at the color rate, 36 sheets at the B&W rate.
  • 5
    The firm ordered 3 complete sets and saw the breakdown on the final price before checkout.
The outcome

Total savings on the 3-set order compared to all-color pricing: $178. Annualized across the firm's regular print volume, the per-page detection was estimated to save $800–$1,200 per year without any change in workflow. The firm switched all blueprint printing to Azul Prints.

The lesson

Per-page color detection isn't just a pricing convenience — it's structural cost savings that compounds across every order. On a typical construction document package where MEP drawings are color and architectural/structural are B&W, the savings on a single multi-set order can be significant. And it happens automatically — no manual selection, no per-page decisions, no re-uploading separate files.

If this wasn't caught

What would have happened without per-page detection

The entire 48-sheet set would have been priced as color. Even though 36 of those 48 sheets didn't contain any color content. That's how most blueprint printers work — one color sheet in the package, and the whole order goes at color rates.

Not because it should be. Because the system can't separate it.

On this order: $180 in unnecessary charges. On their annual print volume: $800–$1,200 per year. Over five years: $4,000–$6,000.

And it would have gone completely unnoticed.

There is no warning when this happens. The price looks normal. The order goes through. You never know you overpaid.

There's no line on a standard invoice that says "you paid color rates for B&W pages." The overcharge is invisible inside a total that looks normal. Per-page detection doesn't just save money — it surfaces a pricing error that was silently compounding on every order.

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The line in the sand

Most online printers just hit print. We don't.

❌ What most online printers do
✗ Don't open your file
✗ Don't check scale
✗ Don't verify completeness
✗ Ship what you uploaded — wrong scale and all
✓ What we do instead
✓ Technician opens every file
✓ Scale verified before printing
✓ Page count confirmed
✓ Contact you before printing if anything's wrong
If your prints are wrong due to our error — we reprint and overnight ship at no cost. You cannot get burned ordering here.

Case Study Color Detection Savings — Common Questions

Specific answers — not boilerplate.

Our quote tool uses PDF.js to scan every page in your uploaded PDF directly in the browser. Color content is identified per page — sheets with color pixels are flagged as color; sheets without are priced at the B&W rate. This happens before you see your price, and the breakdown is shown in the quote so you can verify before checkout.
Any page that contains non-grayscale content — colored lines, fills, annotations, or images. A page that appears black and white to the eye but contains colored vector elements at the file level is detected as color. A true grayscale or black and white page is priced at the B&W rate.
It depends on the ratio of color to B&W pages in your set. On a mixed construction document package where MEP coordination sheets are color and architectural/structural sheets are B&W, savings of 20–40% compared to all-color pricing are typical. The more B&W pages in a set that would otherwise be charged at color rates, the greater the savings.
No. Upload your PDF and the detection runs automatically. The price shown in your quote already reflects per-page color detection. You don't need to separate files, specify pages manually, or make any selection. The breakdown is shown in the quote so you can verify the page count before confirming.
Yes. The detection runs on your uploaded PDF and applies to every set in the order. If you order 10 sets of a 48-sheet package with 12 color sheets, each of the 10 sets is priced with 12 color sheets and 36 B&W sheets — automatically.

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