CSS filter Property
CSS filter Property
CSS filter property applies visual effects to an element.
Note: Filters are commonly used to adjust the rendering of images, backgrounds, and borders.
Example
HTML Online Editor
<!DOCTYPE html>
<html lang="en-US">
<head>
<style>
img{
width: 350px;
height: 200px;
-webkit-filter: grayscale(100%); /* Safari 6.0 - 9.0 */
filter: grayscale(100%);
}
</style>
</head>
<body>
<h1>CSS filter Property</h1>
<img src="car-left.png">
</body>
</html>
Syntax
Using CSS
element{
filter: blur(5px);
}
Using Javascript
object.style.filter="blur(5px)";
Animatable
Yes, filter property is animatable. CSS Animatable Properties Reference.
Default Value
Default value for CSS filter property is none.
Property Value
The following table provides a list of values for CSS filter property.
| Value | Explanation |
|---|---|
| none | Specifies no effects. |
| blur | Applies a blur effect to the image. The value should be in px. For example, blur(5px). |
| brightness | Adjusts the brightness of the image. The value should be in % and should not be in negative. For example, brightness(200%) |
| contrast | Adjusts the contrast of the image. The value should be in % and should not be in negative. For example, contrast(200%) |
| drop-shadow | Applies a drop shadow effect to the image. The value should be in the order of drop-shadow(h-shadow v-shadow blur spread color). For example, drop-shadow(3px 6px 5px #8c8c8c) Here some of the parameters are optional h-shadow - Required v-shadow - Required blur - Optional spread - Optional color - Optional |
| grayscale | Converts the image to grayscale. The value should be in % and should not be in negative. For example, grayscale(100%). |
| hue-rotate | Applies a hue rotation on the image. The value should be in deg (degree) and should not exceed 360deg. For example, grayscale(255deg). |
| invert | Inverts the samples in the image. The value should be in % and should not be in negative. For example, invert(100%). |
| opacity | Sets the opacity level for the image. The value should be in % and should not be in negative. For example, opacity(100%). |
| saturate | Saturates the image. The value should be in % and should not be in negative. For example, opacity(100%). Negative values are not allowed. |
| sepia | Converts the image to sepia. The value should be in % and should not be in negative. For example, sepia(100%). |
All in One
In the following example, we will demonstrate all values of CSS filter property.
Example
HTML Online Editor
<!DOCTYPE html>
<html lang="en-US">
<head>
<style>
img{
width: 250px;
height: 125px;
}
#point{
-webkit-filter: none; /* Safari 6.0 - 9.0 */
filter: none;
}
#point1{
-webkit-filter: blur(5px);
filter: blur(5px);
}
#point2{
-webkit-filter: brightness(200%);
filter: brightness(200%);
}
#point3{
-webkit-filter: drop-shadow(3px 6px 10px #8c8c8c);
filter: drop-shadow(3px 6px 10px #8c8c8c);
}
#point4{
-webkit-filter: grayscale(100%);
filter: grayscale(100%);
}
#point5{
-webkit-filter: hue-rotate(120deg);
filter: hue-rotate(120deg);
}
#point6{
-webkit-filter: invert(100%);
filter: invert(100%);
}
#point7{
-webkit-filter: opacity(20%);
filter: opacity(20%);
}
#point8{
-webkit-filter: sepia(100%);
filter: sepia(100%);
}
#point9{
-webkit-filter: sepia(100%) blur(5px);
filter: sepia(100%) blur(5px);
}
</style>
</head>
<body>
<h1>CSS filter Property</h1>
<h2>filter: none (default)</h2>
<img id="point" src="car-left.png">
<h2>filter: blur(5px)</h2>
<img id="point1" src="car-left.png">
<h2>filter: brightness(200%)</h2>
<img id="point2" src="car-left.png">
<h2>filter: drop-shadow(3px 6px 10px #8c8c8c)</h2>
<img id="point3" src="car-left.png">
<h2>filter: grayscale(100%)</h2>
<img id="point4" src="car-left.png">
<h2>filter: hue-rotate(120deg)</h2>
<img id="point5" src="car-left.png">
<h2>filter: invert(100%)</h2>
<img id="point6" src="car-left.png">
<h2>filter: opacity(20%)</h2>
<img id="point7" src="car-left.png">
<h2>filter: sepia(100%)</h2>
<img id="point8" src="car-left.png">
<h2>filter: sepia(100%) blur(5px)</h2>
<img id="point9" src="car-left.png">
</body>
</html>
Using JavaScript
In the following example, we will demonstrate how to change the CSS filter property of an element using JavaScript.
Example
HTML Online Editor
<!DOCTYPE html>
<html lang="en-US">
<head>
<style>
img{
width: 250px;
height: 125px;
}
button{
display: block;
}
</style>
</head>
<body>
<h1>CSS filter Property</h1>
<img src="car-left.png">
<button onclick="myFunction()">Click Me</button>
<script>
var x = document.getElementsByTagName("img")[0];
function myFunction(){
x.style.filter = "blur(5px)";
x.style.WebkitFilter = "blur(5px)";
}
</script>
</body>
</html>
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