Published 2026-02-22 · 1 min read
Fluid Typography Explained (Without Magic Numbers)
Derive fluid type from two anchor points, understand slope and intercept, and ship clamp() strings your team can document.
Choose anchors
Pick minimum font size at your narrowest supported layout and maximum size at your comfortable reading width (often 1200–1440px). Document those decisions in your design system README.
Generator output
The fluid typography tool prints REM-first clamp strings (with px alternatives) so you can align with accessibility expectations.
Pair output with related utilities:
Tip: keep max font size conservative on data-dense dashboards; marketing pages can afford more dramatic ranges.
Frequently asked questions
- Should line-height be fluid too?
- Often line-height tracks better as a unitless multiplier; see the [line-height calculator](/tools/line-height-calculator).