Abstract colour field: two
adjacent hues meeting in a
soft diffuse band across the
middle. Heavy fine grain
over the whole surface, no
hard edges anywhere.

Grainy Abstract Colour Field

Two colours meeting softly, with enough grain to kill the banding.

Prompt

Generate an abstract colour field wallpaper: two adjacent hues meeting in a soft diffuse band across the middle, heavy fine grain over the whole surface, no hard edges anywhere.