How to Turn a Photo Into a Mosaic Coloring Page
A mosaic page has no outlines to fall back on — the subject exists only in the tones you assign to cells. That single fact decides how density, palette, and pattern should be set.
Mosaic and mark-based coloring — how cell grids, density and pattern fills work, and why mosaic pages behave differently from ordinary outline art.
11 articles
All guidesA mosaic page has no outlines to fall back on — the subject exists only in the tones you assign to cells. That single fact decides how density, palette, and pattern should be set.
Landscapes don't have one clear subject the way a portrait does — depth, sky, and distant detail all compete for attention. Here's how to convert one cleanly.
Pet photos are one of the most reliable subjects for coloring-page conversion. Here's how to choose the right one and turn it into a finished page.
Poor Source
Good Result
Mosaic's tile grid is unforgiving of ambiguity. Here's exactly which photo qualities matter for a clean, recognizable mosaic result.
Mosaic coloring lays a tile grid over a simplified image and colors each cell to match. Here's exactly how that process works.
Mosaic Coloring
Color by Number
Mosaic coloring uses a repeating tile grid; color by number uses irregular, subject-shaped regions. Here's exactly how the two formats compare.
Mosaic coloring turns images into a grid of colorable tiles. Here's how it works, how it differs from color by number, and how to create your own.
Color by number is a coloring method where numbered regions map to fixed colors. Here's exactly how it works, its variations, and who it's for.

Turn any photo into a numbered, paint-by-cell artwork. Here's everything you need to know — patterns, best photos, mistakes to avoid, and the full workflow.

One color. Multiple shades. A hidden image waiting to be revealed. Here is everything you need to know about monochrome color by number — from how it works to which pattern to choose.


Not every photo makes a great coloring page. Learn exactly which photos convert beautifully — and which ones will frustrate your colorists before they even pick up a pencil.
Mosaic Studio converts any image into printable line art with the CLEAR Photo Readiness Score built in. No design skills needed.