When you add a wallpaper there should be a setting that allows you to make the colours on the edge of the wallpaper 'bleed' into the sidebar and address bar, like the 'ambient' mode that youtube has

When you add a wallpaper there should be a setting that allows you to make the colours on the edge of the wallpaper 'bleed' into the sidebar and address bar, like the 'ambient' mode that youtube has