Here is a color palette based on your query:

json
{
  "palette_name": "Vibrant Spectrum",
  "colors": [
    {
      "name": "Golden Yellow",
      "hex_code": "
                            
                            #FFC72C
                        "
    },
    {
      "name": "Fire Engine Red",
      "hex_code": "
                            
                            #D32F2F
                        "
    },
    {
      "name": "Royal Blue",
      "hex_code": "
                            
                            #4169E1
                        "
    },
    {
      "name": "Kelly Green",
      "hex_code": "
                            
                            #28A745
                        "
    },
    {
      "name": "Soft Violet",
      "hex_code": "
                            
                            #BA68C8
                        "
    },
    {
      "name": "Bright Teal",
      "hex_code": "
                            
                            #1ABC9C
                        "
    },
    {
      "name": "Tangerine Orange",
      "hex_code": "
                            
                            #FF8C00
                        "
    },
    {
      "name": "Cool Gray",
      "hex_code": "
                            
                            #B0BEC5
                        "
    }
  ]
}

Palette Description:

The “Vibrant Spectrum” palette features a dynamic mix of colors that evoke energy and playfulness. The bright yellows and oranges bring warmth, while the red adds intensity. The cool tones of blue and green balance the palette, making it perfect for designs that require a lively and cheerful atmosphere.

What kind of project are you planning to use this color palette for?