Standard Welsh Corgi Pembroke colors:

red, white markings
In the photo: Astersland Pearl Catcher
   
  sable, white markings
In the photo: Astersland Unresistable

   
tricolor
In the photo: Dragonjoy Talisman


In the photo: Astersland Ooh I Like It

 
Non-standard color :
excessive white markings on body/face/ears - some white on face and muzzle is acceptable.

blue diluted (dd) - a dog with a gray shade of pigment and coat, these puppies are born silver fox in color.