D3.js | d3.rgb() Function

The d3.rgb() function in D3.js is used to return RGB value of the specified CSS color.

Syntax:

d3.rgb(color);

Parameters: This function accepts single parameter color which is used to specify the CSS color.

Return Value: This function returns RGB value of the given CSS color.

Below programs illustrate the d3.rgb() function in D3.js:

Example 1:

filter_none

edit
close

play_arrow

link
brightness_4
code

<!DOCTYPE html>
<html>
  
<head>
    <title>d3.rgb() function</title>
  
    <script src='https://d3js.org/d3.v4.min.js'></script>
</head>
  
<body>
    <script>
          
        // Calling the d3.rgb() function fuction
        // with some parameters
        var color1 = d3.rgb("red");
        var color2 = d3.rgb("green");
        var color3 = d3.rgb("blue");
        
        // Getting the RGB values
        console.log(color1);
        console.log(color2);
        console.log(color3);
    </script>
</body>
  
</html>

chevron_right


Output:

{"r":255, "g":0, "b":0, "opacity":1}
{"r":0, "g":128, "b":0, "opacity":1}
{"r":0, "g":0, "b":255, "opacity":1}

Example 2:

filter_none

edit
close

play_arrow

link
brightness_4
code

<!DOCTYPE html>
<html>
  
<head>
    <title>d3.rgb() function</title>
  
    <script src='https://d3js.org/d3.v4.min.js'></script>
</head>
  
<body>
    <script>
          
        // Calling the d3.rgb() function fuction
        // without any parameters
        var color = d3.rgb();
        
        // Getting the RGB values
        console.log(color);
    </script>
</body>
  
</html>

chevron_right


Output:

{"r":null, "g":null, "b":null, "opacity":1}

Reference: https://devdocs.io/d3~5/d3-color#rgb



My Personal Notes arrow_drop_up

Check out this Author's contributed articles.

If you like GeeksforGeeks and would like to contribute, you can also write an article using contribute.geeksforgeeks.org or mail your article to contribute@geeksforgeeks.org. See your article appearing on the GeeksforGeeks main page and help other Geeks.

Please Improve this article if you find anything incorrect by clicking on the "Improve Article" button below.




Article Tags :

Be the First to upvote.


Please write to us at contribute@geeksforgeeks.org to report any issue with the above content.