MolDraw Learn

How to change font size and atom label style

Beginner 4 min 3 steps

Short answer: Open Color and style, then Atoms. Pick a label font and a label size. All atom labels update at once.

You will learn to: Open the Atoms style section; Change the label font; Change the label size.

1 Watch demo2 Try in editor

Watch the demo

Fonts in about 20 seconds.

The steps in text

Step 1: Draw ethanol

  1. Draw one bond. Change the left atom to O.
  2. Click C in the palette. Then click the right atom with the bond tool.

Step 2: Change the label font to Arial

  1. Click Color and style. Open Atoms.
  2. Set Label font to Arial.

Step 3: Set the label size to 28 pt

  1. In the same section, set Label size to 28 pt.

Try it in the editor

The full MolDraw editor opens here. It loads when you open this tab.

Questions and answers

How do I make atom labels bigger?

Open Color and style, then Atoms, and raise Label size.

Which fonts can I use?

Times New Roman, Arial, Helvetica, Inter and several more.

Does the font change my exports?

Yes. SVG, PDF and PNG use the font you pick.

For more detail, read the guide in the docs.