abstract blurry painted seamless pattern in earthy organic natural fall tones grunge effect grainy multicolor background

earthy organic natural warm fall autumn autumnal chaotic transparent colorful multicolor blurred blurry painted blobs drops strokes blots spots smudges abstract painting artistic seamless pattern background texture brush paint canvas backdrop textured spray artwork dye grunge grungy effect dots grain grainy gradient splatter rough retro vintage old ancient antique wall mural material tones layered ocher colors mixed small irregular splashes