Here’s a color palette based on your request for 80 shades of yellow:

json
{
  "palette_name": "Vibrant Yellows",
  "colors": [
    {"name": "Light Yellow", "hex_code": "
          
          #FFFFE0
       "},
    {"name": "Lemon Chiffon", "hex_code": "
          
          #FFFACD
       "},
    {"name": "Light Goldenrod Yellow", "hex_code": "
          
          #FAFAD2
       "},
    {"name": "Papaya Whip", "hex_code": "
          
          #FFEFD5
       "},
    {"name": "Moccasin", "hex_code": "
          
          #FFE4B5
       "},
    {"name": "Peach Puff", "hex_code": "
          
          #FFDAB9
       "},
    {"name": "Pale Goldenrod", "hex_code": "
          
          #EEE8AA
       "},
    {"name": "Khaki", "hex_code": "
          
          #F0E68C
       "},
    {"name": "Dark Khaki", "hex_code": "
          
          #BDB76B
       "},
    {"name": "Gold", "hex_code": "
          
          #FFD700
       "},
    {"name": "Goldenrod", "hex_code": "
          
          #DAA520
       "},
    {"name": "Yellow", "hex_code": "
          
          #FFFF00
       "},
    {"name": "Light Yellow", "hex_code": "
          
          #FFFFE0
       "},
    {"name": "Floral Yellow", "hex_code": "
          
          #FFEA00
       "},
    {"name": "Pastel Yellow", "hex_code": "
          
          #FDFD96
       "},
    {"name": "Sunshine Yellow", "hex_code": "
          
          #FFCC00
       "},
    {"name": "Canary Yellow", "hex_code": "
          
          #FFFF99
       "},
    {"name": "Daffodil Yellow", "hex_code": "
          
          #F3E03B
       "},
    {"name": "Buttercup Yellow", "hex_code": "
          
          #F6EB61
       "},
    {"name": "Bumblebee Yellow", "hex_code": "
          
          #F6A600
       "},
    {"name": "Mustard Yellow", "hex_code": "
          
          #E1AD00
       "},
    {"name": "Banana Yellow", "hex_code": "
          
          #F6EB61
       "},
    {"name": "Lemon Yellow", "hex_code": "
          
          #FFEA00
       "},
    {"name": "Citrine", "hex_code": "
          
          #E4D300
       "},
    {"name": "Dandelion", "hex_code": "
          
          #F1C40F
       "},
    {"name": "Amber", "hex_code": "
          
          #FFBF00
       "},
    {"name": "Saffron", "hex_code": "
          
          #F4AA00
       "},
    {"name": "Golden Yellow", "hex_code": "
          
          #FFC300
       "},
    {"name": "Daisy Yellow", "hex_code": "
          
          #F8D83A
       "},
    {"name": "Sunflower Yellow", "hex_code": "
          
          #FFDA00
       "},
    {"name": "Goldenrod Yellow", "hex_code": "
          
          #DAA520
       "},
    {"name": "Cream", "hex_code": "
          
          #FFFDD0
       "},
    {"name": "Chartreuse", "hex_code": "
          
          #DFFF00
       "},
    {"name": "Yellow Green", "hex_code": "
          
          #9BFF00
       "},
    {"name": "Spring Bud", "hex_code": "
          
          #A8D400
       "},
    {"name": "Lemon Lime", "hex_code": "
          
          #E8FF00
       "},
    {"name": "Canary Yellow", "hex_code": "
          
          #FFFF99
       "},
    {"name": "Gamboge", "hex_code": "
          
          #E9B300
       "},
    {"name": "Golden Yellow", "hex_code": "
          
          #FFC300
       "},
    {"name": "Lemonade", "hex_code": "
          
          #F5E05D
       "},
    {"name": "Flax", "hex_code": "
          
          #EEDC82
       "},
    {"name": "Buff", "hex_code": "
          
          #F0DC82
       "},
    {"name": "Honey", "hex_code": "
          
          #FFC30B
       "},
    {"name": "Bananarama", "hex_code": "
          
          #FFEA00
       "},
    {"name": "Yellow Orange", "hex_code": "
          
          #FFB300
       "},
    {"name": "Aurora", "hex_code": "
          
          #FFB900
       "},
    {"name": "Lemon Sorbet", "hex_code": "
          
          #F8E2A4
       "},
    {"name": "Golden Honey", "hex_code": "
          
          #E3B900
       "},
    {"name": "Sunbeam Yellow", "hex_code": "
          
          #F6EB61
       "},
    {"name": "Mellow Yellow", "hex_code": "
          
          #F8E71C
       "},
    {"name": "Banana Cream", "hex_code": "
          
          #FDDC7A
       "},
    {"name": "Golden Apricot", "hex_code": "
          
          #F6D3B4
       "},
    {"name": "Dijon", "hex_code": "
          
          #B49A00
       "},
    {"name": "Lemonade", "hex_code": "
          
          #F7EA00
       "},
    {"name": "Pineapple", "hex_code": "
          
          #F9D900
       "},
    {"name": "Saffron", "hex_code": "
          
          #D1A300
       "},
    {"name": "Ginger", "hex_code": "
          
          #E6C200
       "},
    {"name": "Vanilla", "hex_code": "
          
          #F3E5AB
       "},
    {"name": "Marigold", "hex_code": "
          
          #F4A300
       "},
    {"name": "Dandelion", "hex_code": "
          
          #F8D600
       "},
    {"name": "Lemon Drop", "hex_code": "
          
          #F8D300
       "},
    {"name": "Soft Yellow", "hex_code": "
          
          #F1E6A9
       "},
    {"name": "Peach Yellow", "hex_code": "
          
          #F4C300
       "},
    {"name": "Tangerine", "hex_code": "
          
          #FFB300
       "},
    {"name": "Butterscotch", "hex_code": "
          
          #F4B700
       "},
    {"name": "Sunglow", "hex_code": "
          
          #FFCC00
       "},
    {"name": "Creamy Yellow", "hex_code": "
          
          #F4E300
       "},
    {"name": "Chiffon", "hex_code": "
          
          #F8E8D0
       "},
    {"name": "Pale Lemon", "hex_code": "
          
          #F8E1A0
       "},
    {"name": "Dahlia", "hex_code": "
          
          #F6B600
       "},
    {"name": "Buff", "hex_code": "
          
          #F1C40F
       "},
    {"name": "Ginger", "hex_code": "
          
          #E7A100
       "},
    {"name": "Sandy Yellow", "hex_code": "
          
          #D6C84D
       "},
    {"name": "Daffodil", "hex_code": "
          
          #E8D700
       "},
    {"name": "Sunlit", "hex_code": "
          
          #F6EBAF
       "},
    {"name": "Butter Yellow", "hex_code": "
          
          #F3E56D
       "},
    {"name": "Mellow Gold", "hex_code": "
          
          #F0D900
       "},
    {"name": "Sandy Beach", "hex_code": "
          
          #F2D200
       "},
    {"name": "Light Meadow", "hex_code": "
          
          #F6E8A8
       "},
    {"name": "Lemonade", "hex_code": "
          
          #F6EA4A
       "},
    {"name": "Sunbeam", "hex_code": "
          
          #FCE600
       "},
    {"name": "Bright Lemon", "hex_code": "
          
          #F4D300
       "},
    {"name": "Limoncello", "hex_code": "
          
          #F6E2B0
       "},
    {"name": "Sunny Side", "hex_code": "
          
          #F9D600
       "},
    {"name": "Amber Gold", "hex_code": "
          
          #D69000
       "}
  ]
}

This palette features a variety of vibrant and cheerful shades of yellow, perfect for adding brightness and warmth to any design project.

What do you think of the colors? Do you have a specific use in mind for this palette?