PT to PX Converter
Precise bidirectional conversion for designers and developers. Built with a perfect 96/72 ratio.
About the PT to PX Converter
A precise, real-time tool for converting between typographic points and screen pixels with exact mathematical accuracy.
The PT to PX Converter is a lightweight, client-side web utility designed to solve a common challenge in web design and development: translating between typographic points (PT) and CSS pixels (PX) with absolute precision.
Points have their roots in traditional print typography, where one point equals exactly 1/72 of an inch. Pixels, as defined by CSS standards, are based on a reference density of 96 pixels per inch. This creates a fixed conversion ratio of 96/72, meaning one point equals precisely 1.33333 pixels.
Our converter applies this exact ratio in both directions without any rounding approximations. Whether you start with a point value from a design mockup or a pixel specification from CSS, the tool delivers results formatted to five decimal places for maximum accuracy. All calculations happen instantly in your browser — no data is sent anywhere, ensuring complete privacy and speed.
This tool is especially valuable for designers working with print-inspired branding guidelines, developers implementing mockups, and anyone needing consistent typography across different media. It eliminates manual calculation errors and supports smooth workflows by offering live bidirectional updates: type in either field and watch the opposite value adjust in real time.
By bridging the gap between physical typographic units and digital screen rendering, the PT to PX Converter helps maintain visual harmony, proper scaling, and professional consistency in modern web projects. It is completely free, requires no installation, and works offline after the initial load.
How to Use the PT to PX Converter
Simple, instant conversion with live bidirectional updates and five-decimal precision.
Using the PT to PX Converter is straightforward and requires no technical setup. The interface features two large input fields arranged side by side: one for Points (PT) and one for Pixels (PX).
Step-by-Step Usage
1. Enter a numeric value in the Points (PT) field. As you type, the converter instantly calculates the equivalent pixel value using the exact ratio of 96/72 and displays it in the PX field to five decimal places.
2. Alternatively, start by typing in the Pixels (PX) field. The tool will immediately compute the corresponding point value using the inverse ratio (72/96) and update the PT field with full precision.
3. The conversion is fully bidirectional and live. You can switch between fields freely, and the results update without any delay or need to press a button. Empty fields display 0.00000 by default for clarity.
4. For quick resets, use the Clear All button to return both fields to zero. The tool also supports decimal inputs, making it suitable for fine adjustments to font sizes, line heights, or spacing.
Tips for Best Results
Use the converter when translating design specifications from tools that output point values into CSS pixel values. It is particularly helpful for matching headings, body text, or spacing from print-oriented mockups to responsive web layouts. Because the math is exact and displayed to five decimals, you can confidently copy the results directly into your stylesheets.
The responsive design works smoothly on both desktop and mobile devices, allowing quick checks even while reviewing designs on the go. All processing remains local in your browser, so your inputs stay private.
This intuitive workflow saves time, reduces errors, and ensures your typography scales consistently across different screens and projects.
Frequently Asked Questions
Clear answers about points, pixels, and how the converter works.
What is the exact conversion ratio between PT and PX?
The converter uses the CSS standard ratio of 96/72. One point equals exactly 1.33333 pixels. This fixed relationship is defined by the fact that there are 72 points and 96 pixels in one inch according to web standards.
Why does the converter show five decimal places?
Five decimal places provide the high precision needed for professional web design. Even small rounding differences can affect layout consistency across multiple elements. The tool performs calculations with the exact ratio and only formats the final display to five decimals.
Is the conversion truly live and bidirectional?
Yes. As soon as you type a valid number in either field, the opposite field updates instantly. You can freely switch between PT and PX inputs, and the results remain mathematically consistent in both directions.
Are my inputs stored or sent anywhere?
No. The entire tool runs client-side in your browser. No data is collected, stored on servers, or transmitted. The application is fully stateless and respects your privacy completely.
When should I use points versus pixels?
Points are commonly used in print design and branding guidelines for their connection to physical measurements. Pixels are the standard unit for screen rendering in CSS. This converter helps you translate accurately between the two when moving from design specs to web implementation.
Does the tool work on mobile devices?
Yes. The interface is fully responsive and works smoothly on smartphones and tablets. The live conversion and large input fields make it convenient for quick checks on any device.
Can I use the converted values directly in CSS?
Absolutely. The pixel values shown to five decimal places are accurate and ready to be used in your stylesheets. For best results, combine them with relative units like rem or em for responsive scaling.