Easily generate custom CSS clip-path polygons. Create precise hexagons, octagons, and complex shapes with this free, browser-based styling tool. No code required.
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CSS Clip-Path Polygon Generator Specification
Overview
A high-performance, browser-based tool designed for front-end developers to visually create clip-path: polygon() shapes. It allows for the rapid creation of hexagons, octagons, and custom n-sided polygons with real-time code generation.
Technical Architecture
- Single File: Pure HTML5, Tailwind CSS (via CDN), and Vanilla JavaScript.
- Storage: No
localStorageorsessionStorageusage. All state managed in volatile JavaScript variables. - Compatibility: Strictly sandboxed iframe compatible.
- Design Aesthetic: Professional light-mode SaaS style. Crisp borders, subtle box-shadows, and high-contrast typography.
Feature List
- Interactive Canvas: A centered SVG-based preview area where users can click and drag vertices to reshape the polygon.
- Polygon Presets: A dropdown menu to instantly generate:
- Hexagon
- Octagon
- Triangle
- Pentagon
- Star
- Rhombus
- Coordinate Precision: Manual input fields for X and Y percentages for each vertex for pixel-perfect control.
- Real-Time Preview: A live preview box that updates immediately as points move.
- CSS Export: Syntax-highlighted code block with a 'Copy to Clipboard' button.
- Customizable Viewport: Adjust the background color of the preview container to see how the shape reacts on different backgrounds.
UI Layout
- Header: Simple, clean branding-free title and a 'Reset' button.
- Main Tool Area (Grid Layout):
- Left Sidebar (Tools): Configuration panel for adding/removing vertices, selecting preset shapes, and controlling canvas background.
- Center (Canvas): The primary interactive workspace. Includes a background grid for visual alignment.
- Right/Bottom Section (Code Output): Read-only text area displaying the CSS
clip-pathproperty. Always visible or easily toggled.
Color Palette (Light Mode)
- Background:
#ffffff - Surface/Cards:
#f9fafb - Border:
#e5e7eb - Primary Action (Buttons):
#2563eb(Blue) - Text:
#111827 - Secondary Text:
#6b7280
Animations & Transitions
- Micro-interactions: Buttons should feature smooth hover transitions using
transition: all 0.2s ease-in-out. - Canvas Points: Dragging nodes should feel snappy using CSS
cursor: moveand custom pointer events. - Feedback: A subtle 'copied' flash animation when the code is copied to the clipboard.
Implementation Directives
- No External Dependencies: Only use CDNs for Tailwind CSS and an icon library (e.g., Heroicons). Do not use build tools like Webpack or Vite.
- Vanilla JS Only: Logic must be written in plain ES6+ JavaScript. No frameworks.
- Responsive: The canvas must resize dynamically based on the parent window, maintaining a 1:1 aspect ratio or fitting container bounds.
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Files being used
Frequently Asked Questions
Everything you need to know about using this application.
How does the CSS clip-path property work?
The CSS `clip-path` property allows developers to hide portions of an element, effectively cropping it into various shapes. By defining a series of coordinates using vertices, the browser renders only the area contained within the polygon, enabling complex designs without requiring external image assets. This tool provides an interactive interface to manipulate these coordinate percentages visually. By moving points on an interactive canvas, you can generate the precise `polygon()` function string required to achieve your desired custom shape instantly.
Can I use clip-path for responsive images?
Yes, `clip-path` is excellent for responsive web design because it uses percentage-based coordinates. When applied to an image or container, the shape scales proportionally with the element's dimensions, ensuring the polygon maintains its aspect ratio regardless of the screen size. To achieve this, simply ensure the container width and height are fluid. Because this tool generates coordinates as percentages by default, the resulting CSS code is ready for production use in responsive, fluid-width layouts.
Is the polygon generator compatible with all modern browsers?
The `clip-path` property has excellent support in all modern browsers, including Chrome, Firefox, Safari, and Edge. While legacy versions of Internet Explorer do not support the property, modern web development standards treat it as a robust progressive enhancement. When using this tool, the output includes necessary vendor prefixes automatically to ensure maximum compatibility across platforms. Simply copy the generated block and paste it into your stylesheet to begin applying custom shapes to your UI elements immediately.
How do I export the CSS code from the generator?
Generating code is straightforward. After you have arranged your vertices into the desired hexagon, octagon, or custom polygon shape, click the "Copy to Clipboard" button located next to the code snippet box. The tool generates clean, optimized CSS ready for your project. You can immediately paste this code directly into your global CSS or within a styled-component definition without further configuration.
