My Sketch

//Define Colors

var clDp; //Dark Purple

var clLp; //Light Purple

var clO; //Orange

var clDr; //Dark Red

var clM; // Magenda

var clBlue; //Blue 

var clBrown; //Brown

​

​

function setup() {

  createCanvas(600, 600);

  background("#fff")

  noLoop();

  noStroke();

​

​

  // Assign values to the defined variables at top

  clDp = "#781E64";

  clLp = "#9632C8";

  clO = "#FA9632";

  clDr = "#641E1E";

  clM = "#C84696";

  clBlue = "#643CB4";

  clBrown = "#C86432";

}

​

function draw() {

  //Create rectangles of random heights and widths

  for (var y = 0; y < height;) {

    var rectH = random(10, 50);

​

    for (var x = 0; x < width;) {

      var rectW = random(50, 600);

​

      // Draw rectangles with random colors

      fill(randomColor());

      rect(x, y, rectW, rectH);

​

      // Move x to the end of the last rectangle to start the new one

      x = x + rectW;

    }

​

    // Move y to the end of the last rectangle to start the new one

    y = y + rectH;

  }

}

​

function randomColor() {

  // Add defined colors to an array

  var colors = [clDp, clLp, clO, clDr, clM, clBlue, clBrown];

  return random(colors); // Select a random color from the array and return it

}

​

function keyPressed() {

  if (key == 'r') {

    draw();

  }

​

  if (key == 's') {

    saveCanvas('random.jpg');

  }

}