Here is a color palette that includes a shade between #F8E89D (Very Light Mustard Yellow) and #FFC107 (Medium Mustard Yellow), along with the previous shades.

json
{
  "palette_name": "Intermediate Mustard Yellow",
  "colors": [
    {
      "name": "Bright Light Mustard Yellow",
      "hex_code": "
                            
                            #F2D78B
                        "
    },
    {
      "name": "Intermediate Mustard Yellow",
      "hex_code": "
                            
                            #E6B300
                        "
    },
    {
      "name": "Very Light Mustard Yellow",
      "hex_code": "
                            
                            #F8E89D
                        "
    },
    {
      "name": "Medium Mustard Yellow",
      "hex_code": "
                            
                            #FFC107
                        "
    },
    {
      "name": "Dark Mustard Yellow",
      "hex_code": "
                            
                            #B58B00
                        "
    },
    {
      "name": "Deep Mustard Yellow",
      "hex_code": "
                            
                            #A67C00
                        "
    }
  ]
}

The palette now features an intermediate mustard yellow ( #E6B300 ) that sits beautifully between the very light and medium shades, providing a smooth transition in the color spectrum.

Would you like to make any more adjustments or explore additional colors?