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How to Customize Calendly in React: A Comprehensive Guide

June 5, 2025Dustin Collins3 min read

How to Customize Calendly in React: A Comprehensive Guide

Are you wondering how to customize Calendly in your React application? Look no further - we've got you covered! Calendly is a popular tool for scheduling appointments and meetings, but sometimes you may want to tailor it to better suit your needs or match your brand aesthetic. In this article, we'll walk you through the process of customizing Calendly in React, step by step, with code examples and helpful tips along the way.

Getting Started with Calendly in React

First things first, you'll need to install the Calendly script in your React project. You can do this by adding the following script tag to your index.html file or using a library like 'react-helmet' to dynamically add it to your document head:

jsx
1<head>
2  <script src="https://assets.calendly.com/assets/external/widget.js"></script>
3</head>

Once you've added the Calendly script, you can start using the Calendly widget in your React components. You can create a simple Calendly button that opens the scheduling window when clicked:

jsx
1import React from 'react';
2
3const CustomCalendlyButton = () => {
4  const openCalendlyWidget = () => {
5    window.Calendly.initPopupWidget({ url: 'YOUR_CALENDLY_URL' });
6    return false;
7  };
8
9  return (
10    <button onClick={openCalendlyWidget}>Schedule a Meeting</button>
11  );
12};
13
14export default CustomCalendlyButton;

Customizing Calendly Styles

If you want to customize the appearance of your Calendly widget, you can use the Calendly API to apply custom styles. You can do this by including a script tag with inline CSS in your React component:

jsx
1useEffect(() => {
2  const head = document.head || document.getElementsByTagName('head')[0];
3  const style = document.createElement('style');
4  head.appendChild(style);
5  style.type = 'text/css';
6  style.appendChild(document.createTextNode(`
7    .calendly-event-iframe {
8      border-radius: 10px;
9      box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
10    }
11  `));
12}, []);

This code snippet adds a border-radius and box-shadow to the Calendly event iframe, giving it a more stylish and modern look. You can customize the styles further by targeting specific CSS classes or elements within the Calendly widget.

Embedding Calendly Inline

Instead of using a popup widget, you may want to embed the Calendly scheduling window directly within your React component. You can achieve this by adding an iframe to your component and setting its source to your Calendly URL:

jsx
1import React from 'react';
2
3const CustomCalendlyWidget = () => (
4  <iframe
5    title="Calendly Scheduling"
6    src="YOUR_CALENDLY_URL"
7    style={{ width: '100%', height: '800px', border: 'none' }}
8  />
9);
10
11export default CustomCalendlyWidget;

This approach allows you to seamlessly integrate Calendly into your React application, providing a more cohesive user experience for scheduling appointments and meetings.

Handling Calendly Events

To enhance the user experience further, you can listen for Calendly events and trigger custom actions in your React application. For example, you can track when a meeting is scheduled or canceled and update your UI accordingly:

jsx
1useEffect(() => {
2  const handleCalendlyEvent = (e) => {
3    if (e.event === 'calendly.event_scheduled') {
4      // Meeting scheduled logic
5    } else if (e.event === 'calendly.event_canceled') {
6      // Meeting canceled logic
7    }
8  };
9
10  window.Calendly.on('event', handleCalendlyEvent);
11
12  return () => {
13    window.Calendly.off('event', handleCalendlyEvent);
14  };
15}, []);

By listening for Calendly events, you can create a more interactive and personalized scheduling experience for your users, enhancing the overall functionality of your React application.

In this article, we've shown you how to customize Calendly in React, from embedding the scheduling window to applying custom styles and handling Calendly events. By following these steps and incorporating your own creative flair, you can seamlessly integrate Calendly into your React application and provide a tailored scheduling experience for your users. So go ahead, give it a try, and level up your appointment scheduling game with Calendly in React!