The websites of the British Monarchy and Prince of Wales has now returned to the homepage, in black and white, with profiles of The King and Queen Consort — as well as a link to send messages of condolence. 

Harry and Meghan's Archewell remains as a blacked-out landing page, with messages in memory of the Queen.

https://www.royal.uk/

The following announcement has been issued by Royal Communications

The Queen died peacefully at Balmoral this afternoon.

The King and The Queen Consort will remain at Balmoral this evening and will return to London tomorrow.