CSS | brightness() Function
The brightness() function is an inbuilt function which is used to apply a filter to set the brightness of the image. This function uses the linear multiplier to the image to increase or decrease brightness.
Syntax:
brightness( amount )
Parameters: This function accepts single parameter amount which holds the amount of brightness. The value of brightness is set in terms of number and percentage. The value 0% represents completely black image and 100% represents the original image.
Below example illustrates the brightness() function in CSS:
Example:
html
<!DOCTYPE html><html><head> <title>CSS brightness() Function</title> <style> h1 { color:green; } body { text-align:center; } .brightness_effect { filter: brightness(10%); } </style></head><body> <h1>GeeksforGeeks</h1> <h2>CSS brightness() function</h2> <img class="brightness_effect" src= alt="GeeksforGeeks logo"></body></html> |
Output:
Supported Browsers: The browsers supported by brightness() 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
![https://media.geeksforgeeks.org/wp-content/cdn-uploads/20190710102234/download3.png"](https://media.geeksforgeeks.org/wp-content/cdn-uploads/20190710102234/download3.png"){kind=link}
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