CSS Triangle Generator
Design CSS triangles instantly using border tricks. Output raw CSS code for your projects.
Properties
What is this tool?
The CSS Triangle Generator creates pure CSS triangles using transparent borders without images or SVG. Customize triangle direction (including 4 cardinal and 4 corner diagonal directions), width, height, and color to generate lightweight CSS snippets ready to copy into your stylesheets.
How to generate CSS triangles
- Select your triangle pointing direction: Top, Right, Bottom, Left, or any of the four diagonal corner angles.
- Adjust the Width and Height sliders (in pixels) to set the triangle dimensions.
- Choose a color using the color picker or enter a HEX color code.
- Preview the triangle live on the canvas and copy the generated CSS snippet.
Key Features
- 8 pointing directions: Top, Right, Bottom, Left, Top-Right, Top-Left, Bottom-Right, Bottom-Left
- Customizable width and height dimensions with real-time visual preview
- Custom color picker and HEX color input support
- Pure CSS output using standard zero-dimension border box techniques
Frequently Asked Questions
How do CSS triangles work without images?
CSS triangles are created by setting an HTML element's width and height to 0, then applying thick borders where three sides are transparent and one side has a solid color.
What are CSS triangles commonly used for?
They are commonly used for dropdown menu indicators, tooltip pointers, speech bubble arrows, carousel navigation carets, and accordion toggles.
Are CSS triangles scalable and responsive?
Yes. Because they are rendered using native CSS border calculations, they scale cleanly at any display resolution without pixelation.
Can I generate diagonal or corner triangles?
Yes. The generator supports 4 diagonal corner triangles (top-left, top-right, bottom-left, and bottom-right) in addition to the 4 standard cardinal directions.
Privacy First
All CSS code is generated locally in your browser. No design data is tracked or uploaded.