Based on your request to update the existing palette while maintaining the overall theme, here’s a refreshed color palette:

1. Sapphire Blue ( #0067A5 )
2. Emerald Green ( #50C878 )
3. Goldenrod ( #DAA520 )
4. Charcoal Gray ( #333333 )
5. Deep Sea Blue ( #005A8A ) - a deeper blue to complement Sapphire Blue.
6. Forest Green ( #3CBA8D ) - a darker green to enhance Emerald Green.
7. Amber Gold ( #FFBF00 ) - a vibrant shade to replace or complement Goldenrod.
8. Slate Gray ( #4B4B4B ) - a lighter version of Charcoal Gray for contrast.

Here’s the updated color palette in JSON format:

json
{
  "palette_name": "Updated Gemstone Palette",
  "colors": [
    {
      "name": "Wing Commander",
      "hex_code": "
                            
                            #0067A5
                        "
    },
    {
      "name": "Seaweed",
      "hex_code": "
                            
                            #50C878
                        "
    },
    {
      "name": "Amber Gold",
      "hex_code": "
                            
                            #FFBF00
                        "
    },
    {
      "name": "Slate Gray",
      "hex_code": "
                            
                            #4B4B4B
                        "
    },
    {
      "name": "Deep Sea Blue",
      "hex_code": "
                            
                            #005A8A
                        "
    },
    {
      "name": "Forest Green",
      "hex_code": "
                            
                            #3CBA8D
                        "
    }
  ]
}

This palette maintains the essence of your original colors while incorporating the requested updates and enhancing the overall theme. Would you like to make any additional adjustments or explore other color options?