Design

 

import turtle

colors = ['yellow','green','red','white','orange','blue']

t = turtle.Turtle()

screen = turtle.Turtle()

screen = turtle.Screen()

screen.bgcolor('black')

t.speed(30)

for i in range(100):

    t.color(colors[i%6])

    t.fd(i*5)

    t.left(200)

    t.width(2)

t.done()