minimalist black wallpaper with subtle splash pattern high quality 8k

minimalist wallpaper black subtle splash pattern cool color palette soothing zenlike high quality dark blue background wavy swirls multilayered surfaces gray light cyan carved books soft edges blurred details sharp bentwood rendered cinema4d abstract modern elegant minimalistic design calming relaxing digital art desktop resolution grey abstraction style features naturalistic ocean waves green hues smooth curves add depth brushstrokes enhance aesthetic generated