CSS | rgb() Function

Last Updated : 04 Dec, 2018

The rgb() function is an inbuilt function in CSS which is used to define the colors using the Red Green Blue (RGB) model.

Syntax:

rgb( red, green, blue )

Parameters: This function accepts three parameters as mentioned above and described below:

red: This parameter is used to define the intensity of red color. It is an integer value lies between 0 to 255, or as a percentage value between 0% to 100%.
green: This parameter is used to define the intensity of green color. It is an integer value lies between 0 to 255, or as a percentage value between 0% to 100%.
blue: This parameter is used to define the intensity of blue color. It is an integer value lies between 0 to 255, or as a percentage value between 0% to 100%.

Below programs illustrates the rgb() function in CSS:

Program:

<!DOCTYPE html>
<html>
    <head>
        <title>rgb function</title>
        <style> 
            .gfg1 {
                background-color:rgb(1, 153, 0);
                text-align:center;
            }
            .gfg2 {
                background-color:rgb(0, 255, 0);
                text-align:center
            }
            .gfg3 {
                background-color:rgb(133, 150, 150);
                text-align:center
            }
            .gfg {
                font-size:40px;
                font-weight:bold;
                color:green;
                text-align:center;
            }
            h1 {
                text-align:center;
            }
        </style>
    </head>
    <body>
        <div class = "gfg">GeeksforGeeks</div>
        <h1>The rgb() Function</h1>
        <p class = "gfg1">Green</p>
        <p class = "gfg2">Light green</p>
        <p class = "gfg3">Light black</p>
    </body>
</html>                    