createCanvas(600, 600);

}

​

function draw() {

  background(255);

  let from = color('black');

  let to = color('white');

  let from2 = color('red');

  let to2 = color('yellow');

​

  for (var x = 0; x < 14; x++) {

    let interA = lerpColor(from, to, (0.065 * x));

    let interB = lerpColor(from2, to2, (0.065 * x));

    stroke(interB);

    fill(interA);

    rect(x*40, height-x*43, 40, height);

​

  }

}