Genrate Random color from color Resources set backgound of relative layout android Studio

Set background of relative layout with a random color from colors.xml resources color android Studio

Step 1: Add these color into colors.xml in resources

    <color name="colortheme1">#ffffff</color>

    <color name="colortheme2">#EEF3F8</color>

    <color name="colortheme3">#FFCC80</color>

    <color name="colortheme4">#EF9A9A</color>

    <color name="colortheme5">#CE93D8</color>

    <color name="colortheme6">#9FA8DA</color> 

    <color name="colortheme7">#90CAF9</color>

    <color name="colortheme8">#80DEEA</color>

    <color name="colortheme9">#A5D6A7</color>

    <color name="colortheme10">#FFF59D</color>

   

Step 2 : Call this methods GenerateColor(); you get a Random color then set this color into any layout or view

private int RandomNumber() {

        return (int) Math.floor(Math.random() * 10);

    }

    private int GenrateColor(int code) {

        int colorcode = R.color.colorPrimary;

        ArrayList<Integer> color = new ArrayList<Integer>();

        color.add(R.color.colorPrimary1);

        color.add(R.color.colorPrimary2);

        color.add(R.color.colorPrimary3);

        color.add(R.color.colorPrimary4);

        color.add(R.color.colorPrimary5);

        color.add(R.color.colorPrimary6);

        color.add(R.color.colorPrimary7);

        color.add(R.color.colorPrimary8);

        color.add(R.color.colorPrimary9);

        color.add(R.color.colorPrimary10);

        colorcode = color.get(code);

        return colorcode;

    }

   relativeLayout.setBackgroundColor(getResources().getColor(GenrateColor(RandomNumber())));

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