嗷呜

import turtle
turtle.speed(10)
colors=['#CDC1C5','#00FFFF','#00FF7F','#EEA2AD','#B4EEB4','#EEAEEE','#D3D3D3','#E0FFFF','#DDA0DD','#C1CDC1','#00FA9A']

for i in range(250):
    turtle.pencolor(colors[i%8])
    turtle.forward(i)
    turtle.left(50)

turtle.done()