purple sky-colored lo-fi grainy gradient texture. color gradient background. textured noise.

80s 90s abstract aerosol backdrop background banner blue blur blurred blurry bokeh bright brush cloud color colorful combinations cover creative design designn effects filter filtered focus glam glimmer gradient grain grainy green harmonious hue light lofi media minimal mixed multicolor nineties noise nostalgic ombre overlay paint poster purple round saturation sky skycolored smooth social spray stain template texture textured trendy wall