backdrop background hue hues leather series shade shades texture tone tones abstract bookbinding calf calf-leather calfskin color colour cream crease creased creases durable fine-grain flexible hide juvenile-cattle-skin skin soft suede-like supple surface surfaces tanned tanning textures valuable veau-velours book cover journal notebook page paper parchment scrapbook template folds border frame monotone photo brown Fractal golden grunge light