CSS Triangle Generator

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Generate pure CSS triangles for tooltips, pointers, and dropdown arrows.

Direction Size (Width & Height px) Color

Preview

CSS Code

Create Pure CSS Triangles Visually

Creating triangles using pure CSS is a common technique used for rendering tooltip arrows, dropdown menu pointers, and ribbon ribbons without relying on images or SVG files. It utilizes the way CSS renders thick borders meeting at an angle.

Our CSS Triangle Generator lets you visually tweak the direction, width, height, and color of your triangle. Once it looks right, simply copy the generated CSS rules directly into your stylesheet to achieve the perfect design element.

常见问题解答

When an element has zero width and height, its borders meet at the center. By making some borders thick and transparent, and one border thick and colored, you can create the illusion of a triangle.

CSS triangles require zero additional HTTP requests, scale perfectly without blurring, and are extremely easy to recolor directly within your stylesheet using CSS variables or hover states.

Yes, standard directional triangles (top, bottom, left, right) created by this generator use proportional border widths to form visually balanced isosceles or equilateral-looking shapes.