Here’s the updated color palette that retains goldenrod and charcoal gray while introducing a focus on green, including forest green:

{
  "palette_name": "Green and Gold Fusion",
  "colors": [
    {
      "name": "Forest Green",
      "hex_code": "
                            
                            #228B22
                        "
    },
    {
      "name": "Mint Green",
      "hex_code": "
                            
                            #98FF98
                        "
    },
    {
      "name": "Lime Green",
      "hex_code": "
                            
                            #32CD32
                        "
    },
    {
      "name": "Vivid Magenta",
      "hex_code": "
                            
                            #D5006D
                        "
    },
    {
      "name": "Goldenrod",
      "hex_code": "
                            
                            #DAA520
                        "
    },
    {
      "name": "Charcoal Gray",
      "hex_code": "
                            
                            #36454F
                        "
    }
  ]
}

In this palette, forest green is the focal point, complemented by mint green and lime green, while maintaining the vibrant magenta, goldenrod, and charcoal gray for contrast and depth.

Would you like to explore more options or any specific applications for this palette?