CMYK Printer Test
Print cyan, magenta, yellow and black test patterns to inspect color output and registration.
Preview
CMYK test sheet
What you see below is exactly what prints: six labeled sections on a single page.
1 Channel blocks
2 Gradients
3 Overprints
4 Registration
Overlapping crosshairs and line pairs in all four channels.
Look for colored edges or separated lines around the registration marks.
5 Fine color lines
Check whether lines remain continuous and even.
6 Dark-tone comparison
Compare the visual darkness and neutrality of the three dark samples. Results vary by printer, driver, ink/toner and paper.
Recommended next step
Confirm overall quality with a full-page check.
A weak cyan channel is a possible nozzle or cartridge issue.
A weak magenta channel is a possible nozzle or cartridge issue.
A weak yellow channel is a possible nozzle or cartridge issue.
Faded black is worth checking for low ink or toner.
Gaps and streaks often point to blocked nozzles.
Check tonal smoothness and driver color settings.
A visible offset is worth checking with an alignment page.
Coverage
What this test checks
| Pattern | What to inspect |
|---|---|
| CMYK blocks | Missing or uneven color |
| Tint steps | Density changes and gaps |
| Gradients | Banding and abrupt transitions |
| Overprints | Obvious color mixing differences |
| Registration | Visible color-layer offset |
| Fine lines | Broken or streaked output |
Important:
A browser-generated CMYK color does not guarantee that only one physical ink or toner channel is used. Your browser, operating system, printer driver, color profile and printer can transform the color before printing. For suspected nozzle, cartridge or toner problems, confirm the result with your printer's built-in diagnostic or nozzle/quality page.
Process
Quick instructions
Load paper
Use clean white paper matching the selected size.
Print in color
Make sure your printer is not set to grayscale, black-and-white or monochrome mode.
Use 100% / Actual Size
Avoid browser scaling for registration and line checks.
Inspect the sheet
Look for missing areas, streaks, banding and visible color offsets.
What is CMYK Printer Test?
A CMYK printer test prints cyan, magenta, yellow and black patterns, including channel blocks, tint steps, gradients, overprints and registration marks, on a single page. Comparing the printed patterns can help reveal weak color output, gaps, banding or visible color-layer offsets.
FAQ
CMYK test questions
What is a CMYK printer test?
A one-page set of patterns that prints cyan, magenta, yellow and black blocks, gradients and registration marks so you can inspect color output on paper.
What does CMYK stand for?
Cyan, Magenta, Yellow and Key (black): the four process colors most color printers mix.
How do I test cyan, magenta, yellow and black?
Print this page at 100% with color printing enabled, then compare each channel block, tint step and gradient for even output.
Why is one CMYK color missing?
A missing or very weak color can have several causes, including an empty cartridge, inkjet nozzle problems, printer settings or the print system. On an inkjet printer, use the printer's nozzle check; on a laser printer, use its built-in print-quality or diagnostic page.
Why does my CMYK print have lines?
Lines or streaks can have several causes, including uneven ink or toner output, print settings, paper or printer-specific issues. On an inkjet printer, run the Printer Nozzle Test to check for repeated missing segments.
What causes CMYK color banding?
Banding can come from uneven ink delivery, print settings, or driver color handling. Compare the gradients here, then try the Color Printer Test.
Can this test tell me which cartridge is faulty?
No. A browser page cannot isolate a physical cartridge. Treat the result as an indicator and confirm with your printer's own diagnostics page.
Does the test work with inkjet and laser printers?
Yes. The page can be printed on inkjet and laser printers that support normal color printing. The exact output and available diagnostic features vary by printer.
Full size · A4