Tracking (em)

em = tracking (px) / font-size.
Created by
Renato Passos, Eng. de Software
Reviewed by
Renato Passos, Eng. de Software

Last updated: Apr 18, 2026

Em
-0,031

Formula

tracking / font

About this calculator

The tracking in typography refers to the space between characters in a line of text. It's a crucial measure to ensure the readability and aesthetics of the text. The tracking in em calculator helps determine this value based on the tracking measure in pixels and the font size.

The formula used is simple: em = tracking (px) / font-size. This means that the tracking in em value is directly proportional to the tracking measure in pixels and inversely proportional to the font size. With this information, designers and typographers can adjust the tracking to achieve the desired visual effect.

Tracking is especially important in graphic design, advertising, and editorial projects, where text presentation is fundamental. Inadequate tracking can negatively affect text readability and comprehension. Therefore, it's essential to use tools like this calculator to get the desired results.

Additionally, it's essential to consider the font type and context in which the text will be used when adjusting the tracking. In some cases, tighter or looser tracking may be more suitable. The tracking in em calculator helps make these decisions with more precision.

Frequently asked questions

What is tracking in typography?

Tracking in typography refers to the space between characters in a line of text, influencing readability and aesthetics.

How does the tracking in em calculator work?

The calculator uses the formula em = tracking (px) / font-size to determine the tracking in em value, based on the tracking measure in pixels and font size.

When is it important to adjust tracking?

Adjusting tracking is important in graphic design, advertising, and editorial projects, where text presentation is fundamental.

What should I consider when adjusting tracking?

It's essential to consider the font type and context in which the text will be used when adjusting tracking, to ensure readability and aesthetics.

Can I use the calculator for any font type?

Yes, the calculator can be used for any font type, but it's essential to consider the font's characteristics when adjusting tracking.

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