let sca = 150;

let red1 = 76;

let green1 = 161;

let blue1 = 175;

​

function setup() {

  createCanvas(400, 400);

}

​

function draw() {

  background(0);

  translate(width / 2, height / 2);

  for (var a = 0; a < TWO_PI; a += 0.178) {

    stroke(red1,green1,blue1);

    fill(red1,green1,blue1);

    strokeWeight(155);

    k=k*int(random(0,10));

    sca+=1

    var r = sca * cos(k * a);

    var x = r * cos(a);

    var y = r * sin(a);

    ellipse(x,y,10);

    red1-=10;

    green1-=5;

    blue1-=10;

    if (sca > 70){

      sca = 0;

    }

    if(red1 < 4){

      red1 = 106;

    }

    if(green1<22){

      green1 = 201;

    }

    if(blue1<20){

      blue1 = 205;

    }

    if(k>10){

      k=5;

    }

  }

​

}