D3.js interpolateOranges() Function

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The d3.interpolateOranges() function in d3.js is a part of the sequential color scheme. This function is used to return an RGB string corresponding to the color in a sequential color scheme.

Syntax:

d3.inteprolateOranges(t);

Parameters: This function accepts a single parameter as mentioned above and described below:

t: It is any number in the range 0 to 1.

Return Values: It returns an RGB string.

Below examples illustrate the D3.js interpolateOranges() function in JavaScript:

Example1:

HTML

<!DOCTYPE html> 
<html lang="en"> 
    <head> 
        <meta charset="UTF-8" /> 
        <meta
            name="viewport"
            content="width=device-width,  
                     initial-scale=1.0"/> 
        <title>D3.js interpolateOranges() Function</title> 
    </head> 
    <style></style> 
    <body> 
        <!--Fetching from CDN of D3.js -->
        <script src= 
"https://d3js.org/d3.v4.min.js"> 
        </script> 
        <script src= 
"https://d3js.org/d3-color.v1.min.js"> 
        </script> 
        <script src= 
"https://d3js.org/d3-interpolate.v1.min.js"> 
        </script> 
        <script src= 
"https://d3js.org/d3-scale-chromatic.v1.min.js"> 
        </script> 
        <script> 
            console.log(d3.interpolateOranges(0)); 
            console.log(d3.interpolateOranges(0.4)); 
            console.log(d3.interpolateOranges(0.2)); 
            console.log(d3.interpolateOranges(0.25)); 
            console.log(d3.interpolateOranges(0.54)); 
            console.log(d3.interpolateOranges(0.85)); 
            console.log(d3.interpolateOranges(2)); 
            console.log(d3.interpolateOranges(1)); 
        </script> 
    </body> 
</html> 

Output:

Example 2:

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> 
        div { 
            padding: 6px; 
            text-align: center; 
            vertical-align: middle; 
            display: flex; 
            justify-content: center; 
            width: 90px; 
            height: 50px; 
            float: left; 
        } 
    </style> 
    <body> 
        <h2>D3.interpolateOranges()</h2> 
        <div class="box1"> 
            <span> 
                (0.1) 
            </span> 
        </div> 
        <div class="box2"> 
            <span> 
                (0.2) 
            </span> 
        </div> 
        <div class="box3"> 
            <span> 
                (0.3) 
            </span> 
        </div> 
        <div class="box4"> 
            <span> 
                (0.4) 
            </span> 
        </div> 
        <div class="box5"> 
            <span> 
                (0.5) 
            </span> 
        </div> 
        <!--Fetching from CDN of D3.js -->
        <script src= 
"https://d3js.org/d3.v4.min.js"> 
        </script> 
        <script src= 
"https://d3js.org/d3-color.v1.min.js"> 
        </script> 
        <script src= 
"https://d3js.org/d3-interpolate.v1.min.js"> 
        </script> 
        <script src= 
"https://d3js.org/d3-scale-chromatic.v1.min.js"> 
        </script> 
        <script> 
            // Creating different colors for different 
            // Values of t as 0.1,0.2... 
            let color1 = d3.interpolateOranges(0.1); 
            let color2 = d3.interpolateOranges(0.2); 
            let color3 = d3.interpolateOranges(0.3); 
            let color4 = d3.interpolateOranges(0.4); 
            let color5 = d3.interpolateOranges(0.5); 
  
            // Selecting Div using query selector 
            let box1 = document.querySelector(".box1"); 
            let box2 = document.querySelector(".box2"); 
            let box3 = document.querySelector(".box3"); 
            let box4 = document.querySelector(".box4"); 
            let box5 = document.querySelector(".box5"); 
  
            // Setting style and BG color of the particular DIVs 
            box1.style.backgroundColor = color1; 
            box2.style.backgroundColor = color2; 
            box3.style.backgroundColor = color3; 
            box4.style.backgroundColor = color4; 
            box5.style.backgroundColor = color5; 
        </script> 
    </body> 
</html> 

Output:

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