Phone wallpaper: slow
four-point gradient mesh
in [two colours]. No
shapes, no text. Centre
kept darker so white clock
text stays readable.

Calm Gradient Mesh Wallpaper

Built around the clock, which is the part most wallpapers forget.

Prompt

Generate a phone wallpaper: a slow four-point gradient mesh in [two colours], no shapes, no logo, no text, with the centre kept slightly darker so white clock text stays readable at the top.