D3.js interpolateRgb() Function
Last Updated :
24 Jul, 2020
d3.InterpolateRgb() Function is used to interpolate the two colors and return the interpolator between them with a gamma value that is adjustable.
Syntax:
d3.interpolateRgb(a, b)
Parameters: It takes the two parameters.
- a: It is a color.
- b: It is a color.
Returns: It returns the Interpolator function.
Below given are a few Examples of d3.interpolateRgb() function.
Example 1: Printing color in the console.
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport"
content="width=device-width,
initial-scale=1.0">
<title>Document</title>
</head>
<style>
</style>
<body>
<script type = "text/javascript"
src =
</script>
<script>
console.log("Type of the function is: ",
typeof(d3.interpolateRgb("Red", "blue")));
console.log(d3.interpolateRgb("Red", "blue")(0.2));
console.log(d3.interpolateRgb("Red", "green")(0.2))
</script>
</body>
</html>
|
Output:
Example 2: Displaying color in HTML
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport"
content="width=device-width,
initial-scale=1.0">
<title>Document</title>
</head>
<style>
.b1, .b2{
width: 100px;
height: 100px;
}
</style>
<body>
<div class="b1">
</div>
<div class="b2">
</div>
<script type = "text/javascript"
</script>
<script>
let color=d3.interpolateRgb(
"white", "green")(0.2);
let color2=d3.interpolateRgb(
"blue", "green")(0.8);
let b1=document.querySelector(".b1");
let b2=document.querySelector(".b2");
b1.style.backgroundColor=color;
b2.style.backgroundColor=color2;
</script>
</body>
</html>
|
Output:
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