graph {
  color: 3;
  colorscheme: paired12;
  fill: rgb(0.1,100,10%);
}

[ Colors ] { color: hsl(300,1.0,1.0); fill: w3c/grey; }
[ Preserve ] { color: cornflowerblue; }
[ The ] { color: #ff00ff; }

[ Preserve ] --> { color: rgb(33,44,55); } [ The ]
[ The ] --> { color: hsv(1.0,1.0,0.5); } [ Colors ]