CSS Triangle Generator

Create pure CSS triangles pointing in any direction (Top, Right, Bottom, Left) using the zero-width border trick.

Triangle Controls
Live Visual Preview
Generated CSS Code
Zero-Width Border Trick

Uses pure CSS transparent borders without images or SVG dependency.

All 4 Cardinal Directions

Point triangles Top, Bottom, Left, or Right for tooltip arrows and dropdown pointers.

1-Click CSS Copy

Copy formatted CSS border declarations ready for tooltip pseudo-elements.

What is a CSS Triangle Generator?

A CSS Triangle Generator uses the zero-width/height border color trick to render pure CSS triangles, commonly used for tooltip arrows, dropdown carets, and breadcrumb dividers.