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CSS Triangle Generator

Generate pure CSS triangles using the border trick

tools.css-triangle-gen.width80px
tools.css-triangle-gen.height80px
.triangle {
  width: 0;
height: 0;
border-left: 40px solid transparent;
border-right: 40px solid transparent;
border-bottom: 80px solid #1677FF;
}
<div class="triangle"></div>

About this tool

Online CSS triangle generator using the border trick. Choose from 8 directions (including diagonals), adjust width, height, and color, preview the triangle live, and copy the ready-to-use CSS and HTML code.

csstriangle三角形borderarrow箭头shape

Frequently Asked Questions

What is CSS Triangle Generator?
Online CSS triangle generator using the border trick. Choose from 8 directions (including diagonals), adjust width, height, and color, preview the triangle live, and copy the ready-to-use CSS and HTML code. This tool is part of the Design Tools collection on ToolNext.
How do I use CSS Triangle Generator?
Use the visual controls to adjust parameters and see a live preview. Once satisfied, click the copy button to grab the generated code or download the result.
Can I use the output from CSS Triangle Generator directly in my projects?
Yes. The code and styles generated by CSS Triangle Generator are fully standards-compliant and can be copied directly into your CSS, HTML, or design projects without any additional modification.
Does CSS Triangle Generator support real-time preview?
Yes. CSS Triangle Generator provides live visual previews that update instantly as you adjust parameters. This WYSIWYG experience helps you quickly find the perfect design settings.
Can I use CSS Triangle Generator on my phone?
Yes. CSS Triangle Generator features a responsive design that works seamlessly on phones, tablets, and desktop computers.
Do I need an account to use {name}?
No. All tools on ToolNext work instantly without any login or registration. Just open and use.