200507

function setup() {

  createCanvas(400, 400);

  colorMode(HSB, 360, 100, 100, 100);

}

​

function draw() {

  blendMode(BLEND);

  background(0, 0, 0);

  blendMode(SCREEN);

​

  fill(0, 0, 0);

  noStroke();

​

  drawingContext.shadowColor = color(0, 100, 100);

  drawingContext.shadowBlur = 50;

​

  ellipse(200, 210, 50);

  ellipse(100, 180, 50);

  ellipse(250, 150, 80);

​

  drawingContext.shadowColor = color(220, 80, 100);

  ellipse(280, 160, 60);

  ellipse(130, 200, 80);

}