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width: 0;
height: 0;
border-style: solid;
border-width: 0 50px 100px 50px;
border-color: transparent transparent #3b82f6 transparent;Create pure CSS triangles in seconds. No images, no complex code—just simple, geometric shapes generated instantly. Customize the direction, size, and color, then copy the snippet directly into your stylesheet.
CSS triangles are a classic web design trick. By manipulating the border properties of a zero-width, zero-height element, we can create perfect triangles. This tool automates the math, giving you the exact code you need without the trial and error.
It works by setting the `width` and `height` of an element to `0` and using transparent borders. If you set the bottom border to a solid color and the left/right borders to transparent, you get an upward-pointing triangle. The size of the borders determines the size of the triangle.
It's much faster to load, scales infinitely without blurring, and is easier to change color on the fly.
Yes, this technique relies on basic CSS properties supported by all browsers, even very old ones.
Yes! By adjusting the border widths independently, you can create skewed or elongated triangles.
All calculations and data processing for this tool are performed locally in your browser. UtilToolkits does not send any of your data to an external server, ensuring your information remains private and secure.