Here’s a refined palette that focuses on the outer architecture of the Reims Cathedral, reflecting the stonework, detailed facades, and overall grandeur:

json
{
  "palette_name": "Reims Cathedral Exterior",
  "colors": [
    {
      "name": "Weathered Stone Grey",
      "hex_code": "
                            
                            #A89F91
                        "
    },
    {
      "name": "Carved Limestone",
      "hex_code": "
                            
                            #E3D6C8
                        "
    },
    {
      "name": "Moss Green",
      "hex_code": "
                            
                            #4F6D65
                        "
    },
    {
      "name": "Rustic Terracotta",
      "hex_code": "
                            
                            #C6714B
                        "
    },
    {
      "name": "Gothic Slate Blue",
      "hex_code": "
                            
                            #374E68
                        "
    },
    {
      "name": "Deep Charcoal",
      "hex_code": "
                            
                            #2E2A27
                        "
    }
  ]
}

This palette emphasizes the outer elements of the cathedral, incorporating earthy tones of stone, rustic terracotta, and deep greens, while including shades of blue and charcoal that reflect the architectural details and weathering effects.

Would you like to see how these colors could be used in specific designs or projects?