px / rem / em / pt Converter
Convert between typography units in real time. Set your base font size and see all conversions instantly.
Default browser base: 16px
Conversion Formulas
1rem = px
1em = px
1pt = 1.333px
1px = rem
1px = 0.75pt
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Common Sizes Reference (base: px)
| px | rem | em | pt | Preview |
|---|---|---|---|---|
| Aa |