CSS contrast() Function

Last Updated : 07 Jun, 2023

The contrast() function is an inbuilt function which is used to apply a filter to set the contrast of the image. This function adjusts the contrast of the image.

Syntax:

contrast( amount )

Parameters: This function accepts single parameter amount which holds the amount of contrast. The value of contrast is set in terms of value and percentage. The value 0% represents completely gray image and 100% represents the original image.

Below example illustrates the contrast() function in CSS:

Example:

<!DOCTYPE html> 
<html> 

<head> 
    <title>CSS contrast() Function</title> 
    
    <style>
        h1 {
            color:green;
        }
        body {
            text-align:center;
        }
        .contrast_effect {
            filter: contrast(10%);
        }
    </style>
</head> 

<body> 
    <h1>GeeksforGeeks</h1> 
    
    <h2>CSS contrast() function</h2>
    
    <img class="contrast_effect" src= 
"https://media.geeksforgeeks.org/wp-content/cdn-uploads/20190710102234/download3.png"
        alt="GeeksforGeeks logo"> 
</body> 

</html>

 
<!DOCTYPE html> 
<html> ​<head>     <title>CSS contrast() Function</title>         <style>        h1 {            color:green;        }        body {            text-align:center;        }        .contrast_effect {            filter: contrast(10%);        }    </style></head> ​<body>     <h1>GeeksforGeeks</h1>         <h2>CSS contrast() function</h2>        <img class="contrast_effect" src= "https://media.geeksforgeeks.org/wp-content/cdn-uploads/20190710102234/download3.png"        alt="GeeksforGeeks logo"> </body> ​</html>

Output:

Supported Browsers: The browsers supported by contrast() function are listed below:

Google Chrome 18 and above
Edge 12 and above
Internet Explorer not supported
Firefox 35 and above
Safari 6 and above
Opera 15 and above

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