Bootstrap 4 Button .btn-outline-primary class

The btn-outline-primary class is used in Bootstrap 4 to set blue outlined button.

Add blue outline to the button using the btn-outline-primary class as shown in the following code snippet −

<button type="button" class="btn btn-outline-primary">

You can try to run the following code to implement the btn-outline-primary class −


Live Demo

<!DOCTYPE html>
<html lang="en">
    <title>Bootstrap Example</title>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <link rel="stylesheet" href="">
    <script src=""></script>
    <script src=""></script>
  <div class="container">
    <p>Click below to get the result:</p>
    <button type="button" class="btn btn-outline-primary">Result</button>