onyx abstract watercolor background

abstract and aquatic arsenic art band black blot burgundy cadet charcoal colors contrasting coral dark davys decoration decorative design dim dirt drip drop gradient granite graphic gray grey gunmetal hand handdrawn independence jet lavender light metallic modern old olive onyx outer paintbrush painting paper pattern puce purple quartz rocket shape silver sonic space structure taupe template temptress texture transient used vibrant watercolor watercolour wenge wet white