Catalog: Parts: DUPLO, Brick, Decorated: 2302pb13: Color Images
Duplo, Brick 2 x 3 Slope Curved with Circled Black Eye with Crescent and White Pupil Pattern on Both Sides
Yellow
by axaday
Blue
by Mouse51

Part Color Codes:

 Color  Code  By 
 Yellow  6217998  1  axaday 
 Blue  6218006  1  Hygrotus