How to change colour of Tabs like this? When I click/swipe to green or any other tab, the tab colour should change to that appropriate colour and rest of other tabs colour
There is tutorial Styling tabs in the Android action bar. You can choose your parent theme as Theme.Holo for API>=3, or Theme.AppCompat for support library V7, etc.
And besides, for , you could set it to a selector you create for tab state change:
android:background="@drawable/selector_tab"
For selector_tab can be like:
[UPDATE]
For change tab color dynamically, suggest to use custom view with tab:
//your_custom_tab.xml
LinearLayout customView = (LinearLayout) getLayoutInflater().inflate(R.layout.your_custom_tab, null);
then setCustomeView(customView) when add tab to ActionBar. And in your tab/page change listener:
Tab selectedTab = yourActionBar.getSelectedTab();
View tabView = selectedTab.getCustomView();
tabView.setBackgroundColor(your_select_color);
To remove possible gap around tab caused by custom view, you can set tab style:
and use your theme parent accordingly.
Hope this help!