elegant autumn leaves in red and blue on subtle watercolor background

autumn leaves red blue watercolor elegant pattern design art nature foliage decoration background artistic seasonal abstract creative colorful vibrant decorative gentle minimalistic vintage trendy soft natureinspired foliagepattern paint floral leaf natural decorativedesign expressive harmony splash serene stylish calming relaxing delicate contemporary botanical foliageinspired seasonaltheme autumnal subdued subtle texture organic ai generated