---
title: "Underline Icon | Free Download PNG & SVG | Radix"
product: "Streamline Icons, Illustrations and Elements"
url: /icons/download/underline--29340
canonical_url: "https://www.streamlinehq.com/icons/download/underline--29340"
summary: "Minimal line icon of a U-shaped curved stroke above a horizontal line. Used for text underlining and formatting controls."
---

# Underline icon

The Underline icon shows a U-shaped curved stroke above a separate horizontal bar. Drawn in the line style on a 16px grid so it remains clear in compact interfaces. Use it for text underlining, rich-text editors, typography tools, formatting menus, and annotation controls. It belongs to Radix free set in the Radix family.

## Preview

![Minimal line icon of a U-shaped curved stroke above a horizontal line. Used for text underlining and formatting controls.](https://assets.streamlinehq.com/image/private/w_300,h_300,ar_1/f_auto/v1/icons/all-icons/underline-rhiuun8zhykof4f04k5d2.png/underline-sbmu5qsnlbcqceqahj6o8.png?_a=DATAiZkSZAA0)

## Details

- **Name**: Underline
- **Type**: Icon
- **Set**: [Radix](/icons/radix-icons.md) — Radix is a free and open source icon set created by WorkOS Team.
- **Family**: [Radix](/icons/radix.md)
- **Style**: Line, Outlined
- **Category**: All Icons › All Icons
- **Default size**: 16px
- **Pricing**: Free
- **License**: [MIT](https://github.com/radix-ui/icons/blob/master/LICENSE)
- **Author**: [WorkOS](https://workos.com/)
- **Formats**: PNG, WEBP, PDF, SVG, JSX
- **Tags**: underline, formatting, u shape, magnet, magnetic, field, attraction, physics, poles, science, device

## Download

- [Download Underline on Streamline](https://www.streamlinehq.com/icons/download/underline--29340)

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