from turtle import *
v2rvid = [(0,0,0), (0,0,255), (0,255,255), (0,255,0), (255,255,0), (255,0,0), (255,0,255), (255,255,255)]
colormode(255)
raadius = 100
for v2rv in v2rvid:    
    fillcolor(v2rv)
    begin_fill()
    circle(raadius)
    end_fill()
    raadius = raadius - 10
done()