rough-textured surface with a gradient transition from cool blue to warm purple, evoking an artistic vibe.

texture gradient blue purple rough artistic surface abstract background colortransition cool warm textured backdrop wallpaper vibrant canvas design pattern art brush paint grunge wall modern creative blend saturation hue colorblend contemporary roughtexture gradientbackground artisticbackground decoration style trendy elegance brushstroke aesthetic depth colorful fashion splash artisticpattern walltexture painttexture brushedmetal gradientwallpaper