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Quick answers
When should I pick Typography scale?
When the story is: decks, handouts, classroom posters, resume headers.
When should I avoid Typography scale?
Skip it in cases like: random point sizes per slide with no shared ratio.
Who invented or popularised it?
Classical modular scales; modern UI ramps in open font ecosystems
What does it encode?
relative font sizes on a ratio (major third, perfect fourth, etc.)
Is it OK in ads?
Yes if one claim is visible at a glance in Meta, Google and retail print; otherwise link to a full figure.
Will a teacher accept it?
Yes for lab reports and poster boards if axes, units and a source line are present.
Typography scale encodes values as relative font sizes on a ratio (major third, perfect fourth, etc.). Classical modular scales; modern UI ramps in open font ecosystems.
In reports, ads and assignments it fits decks, handouts, classroom posters, resume headers. Skip it when random point sizes per slide with no shared ratio.
Use when
- Use when 1 — Use Typography scale when the story is decks, handouts, classroom posters, resume headers.
- Use when 2 — Build the first draft in Excel or Google Sheets, then restyle — do not screenshot.
- Use when 3 — In PowerPoint, one Typography scale per slide, claim in the title.
- Use when 4 — For lab reports and poster boards, this form works when the question is comparison or process.
- Use when 5 — In Meta, Google and retail print, keep one number visible at thumbnail size.
Avoid when
- Avoid when 1 — Skip Typography scale in cases like: random point sizes per slide with no shared ratio.
- Avoid when 2 — 3-D, dual axes, rainbow scales
- Avoid when 3 — Undated numbers, undated time series
- Avoid when 4 — Four charts on one slide
Audiences
- Work — PowerPoint
- Ads — Meta, Google and retail print
- School — lab reports and poster boards
Typography scale: honour relative font sizes on a ratio (major third, perfect fourth, etc.), and switch when random point sizes per slide with no shared ratio.