Painting 3D printed Cluster markers
Prime white, paint the center marker black and white, and paint the trim with   Waaagh! Flesh  
Paint the surface with   Moot Green ,   Waaagh! Flesh  , and a blend of the two. Paint lighter around the rectangles. Paint most rectangles white.
Add white dots around the “city” area. 
Add patches of   Averland Sunset  
Paint a green filter over everything but the center marker with   Tesseract Glow  
Add some water areas with   Alaitoc Blue  
Highlight some of the white dots with white.