Convert RGB to HEX programatically - Android

Question

So Im making an app that converts RGB Colors to Hexadecimal (ex. #FFFFFF). I have three edittext for Red, Green and Blu. When I input values for every edittext like (255,255

Answer 1

Just pass an array of 3 colors red, green, blue to this function

  int[] color={200,170,100};
  btn.setBackgroundColor(getHexColor(color));


  public static int getHexColor(int[] color) {
    return android.graphics.Color.rgb(color[0], color[1], color[2]);
 }