Possible Clues:

• Neckwear brightly coloured like a wedding cake?
• Restrict socialist in rows
• In ranks
• Like many stadiums
• Layered item of clothing that's a bright colour
• Like stadium rows
• Weary, having to conserve energy in rows
• Draw colour in rows
• At times oddly lacking colour, like a wedding cake?
• Like large parking garages and stadia