abstract background blue green groningen illustrator pattern people red rgb scrapbook shape wallpaper black Camerun circles hypnotic lollipop lolly round spiral swirl yellow backdrop blur Dandelion environment fresh graphic illustration nature seeds soft spring blot graphics grunge grungy hi-res rust spot stain stripe texture italian swirl white icecream swirl art art paint azure electric blue font paint painting rectangle Tints and shades colour fantasy forest leaf peace splash tree vector