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Guideline Calculator — Calligraphy Line Measurements

Generate precise guideline measurements for any calligraphy script and nib size.

A4 = 297 mm

How We Calculate This

How Guideline Calculation Works

X-height = Nib width x Nib width ratio

From the nib width and script-specific ratio, we calculate x-height. Ascender and descender heights are proportional to x-height (script-dependent). Guidelines repeat at the line advance interval (ascender + x-height + descender + interline gap).

Frequently Asked Questions

Last updated: February 2026

All calculations are estimates. Always verify quantities before purchasing materials.