How to Change Underline Color in Google Slides

Updated on:

May 5, 2026

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Use this interactive demo to learn how to customize underline color in your Google Slides presentation.

Quick summary

This demo shows how to change the underline color in Google Slides by selecting a line element and using the line colour tool in the top menu. In just four steps, you can apply any custom color to an underline directly on your slide canvas.

Steps

In the left sidebar, click the slide thumbnail you want to edit.
On the slide canvas, click the Line element that you want to edit.
In the top menu, click line colour to open the color picker.
Choose the color you want from the available color options.
Your underline will now be updated and reflected on the slide.

📌 Why this matters

Changing underline color in Google Slides lets presenters add visual emphasis and brand consistency to their slide designs without needing third-party tools. Google Slides' built-in line colour feature makes it easy to customize any underline element in just a few clicks. This capability is especially valuable for educators, marketers, and business professionals who need polished, on-brand presentations. Mastering this formatting control helps users create more visually compelling and professional Google Slides decks.

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