Here is a color palette called “Rainbow Palette” consisting of 100 colors:

json
{
  "palette_name": "Rainbow Palette",
  "colors": [
    {"name": "Red", "hex_code": "
          
          #FF0000
       "},
    {"name": "Orange", "hex_code": "
          
          #FFA500
       "},
    {"name": "Yellow", "hex_code": "
          
          #FFFF00
       "},
    {"name": "Yellow Green", "hex_code": "
          
          #9ACD32
       "},
    {"name": "Green", "hex_code": "
          
          #008000
       "},
    {"name": "Blue Green", "hex_code": "
          
          #20B2AA
       "},
    {"name": "Cyan", "hex_code": "
          
          #00FFFF
       "},
    {"name": "Blue", "hex_code": "
          
          #0000FF
       "},
    {"name": "Indigo", "hex_code": "
          
          #4B0082
       "},
    {"name": "Violet", "hex_code": "
          
          #EE82EE
       "},
    {"name": "Magenta", "hex_code": "
          
          #FF00FF
       "},
    {"name": "Crimson", "hex_code": "
          
          #DC143C
       "},
    {"name": "Tomato", "hex_code": "
          
          #FF6347
       "},
    {"name": "Coral", "hex_code": "
          
          #FF7F50
       "},
    {"name": "Gold", "hex_code": "
          
          #FFD700
       "},
    {"name": "Khaki", "hex_code": "
          
          #F0E68C
       "},
    {"name": "Lime Green", "hex_code": "
          
          #32CD32
       "},
    {"name": "Medium Sea Green", "hex_code": "
          
          #3CB371
       "},
    {"name": "Light Sea Green", "hex_code": "
          
          #20B2AA
       "},
    {"name": "Medium Turquoise", "hex_code": "
          
          #48D1CC
       "},
    {"name": "Dark Turquoise", "hex_code": "
          
          #00CED1
       "},
    {"name": "Steel Blue", "hex_code": "
          
          #4682B4
       "},
    {"name": "Sky Blue", "hex_code": "
          
          #87CEEB
       "},
    {"name": "Slate Blue", "hex_code": "
          
          #6A5ACD
       "},
    {"name": "Periwinkle", "hex_code": "
          
          #CCCCFF
       "},
    {"name": "Lavender", "hex_code": "
          
          #E6E6FA
       "},
    {"name": "Pink", "hex_code": "
          
          #FFC0CB
       "},
    {"name": "Light Pink", "hex_code": "
          
          #FFB6C1
       "},
    {"name": "Peach Puff", "hex_code": "
          
          #FFDAB9
       "},
    {"name": "Misty Rose", "hex_code": "
          
          #FFE4E1
       "},
    {"name": "Light Salmon", "hex_code": "
          
          #FFA07A
       "},
    {"name": "Salmon", "hex_code": "
          
          #FA8072
       "},
    {"name": "Dark Salmon", "hex_code": "
          
          #E9967A
       "},
    {"name": "Pale Goldenrod", "hex_code": "
          
          #EEE8AA
       "},
    {"name": "Lemon Chiffon", "hex_code": "
          
          #FFFACD
       "},
    {"name": "Honeydew", "hex_code": "
          
          #F0FFF0
       "},
    {"name": "Mint Cream", "hex_code": "
          
          #F5FFFA
       "},
    {"name": "Pale Turquoise", "hex_code": "
          
          #AFEEEE
       "},
    {"name": "Light Cyan", "hex_code": "
          
          #E0FFFF
       "},
    {"name": "Alice Blue", "hex_code": "
          
          #F0F8FF
       "},
    {"name": "Ghost White", "hex_code": "
          
          #F8F8FF
       "},
    {"name": "Lavender Blush", "hex_code": "
          
          #FFF0F5
       "},
    {"name": "Old Lace", "hex_code": "
          
          #FDF5E6
       "},
    {"name": "Floral White", "hex_code": "
          
          #FFFAF0
       "},
    {"name": "Ivory", "hex_code": "
          
          #FFFFF0
       "},
    {"name": "Beige", "hex_code": "
          
          #F5F5DC
       "},
    {"name": "Wheat", "hex_code": "
          
          #F5DEB3
       "},
    {"name": "Sandy Brown", "hex_code": "
          
          #F4A460
       "},
    {"name": "Chocolate", "hex_code": "
          
          #D2691E
       "},
    {"name": "Peru", "hex_code": "
          
          #CD853F
       "},
    {"name": "Tan", "hex_code": "
          
          #D2B48C
       "},
    {"name": "Rosy Brown", "hex_code": "
          
          #BC8F8F
       "},
    {"name": "Indian Red", "hex_code": "
          
          #CD5C5C
       "},
    {"name": "Brown", "hex_code": "
          
          #A52A2A
       "},
    {"name": "Maroon", "hex_code": "
          
          #800000
       "},
    {"name": "Black", "hex_code": "
          
          #000000
       "},
    {"name": "Dim Gray", "hex_code": "
          
          #696969
       "},
    {"name": "Gray", "hex_code": "
          
          #808080
       "},
    {"name": "Dark Gray", "hex_code": "
          
          #A9A9A9
       "},
    {"name": "Silver", "hex_code": "
          
          #C0C0C0
       "},
    {"name": "Light Gray", "hex_code": "
          
          #D3D3D3
       "},
    {"name": "White", "hex_code": "
          
          #FFFFFF
       "},
    {"name": "Slate Gray", "hex_code": "
          
          #708090
       "},
    {"name": "Light Slate Gray", "hex_code": "
          
          #778899
       "},
    {"name": "Light Steel Blue", "hex_code": "
          
          #B0C4DE
       "},
    {"name": "Dark Slate Blue", "hex_code": "
          
          #483D8B
       "},
    {"name": "Medium Violet Red", "hex_code": "
          
          #C71585
       "},
    {"name": "Thistle", "hex_code": "
          
          #D8BFD8
       "},
    {"name": "Orchid", "hex_code": "
          
          #DA70D6
       "},
    {"name": "Dark Orchid", "hex_code": "
          
          #9932CC
       "},
    {"name": "Medium Orchid", "hex_code": "
          
          #BA55D3
       "},
    {"name": "Deep Pink", "hex_code": "
          
          #FF1493
       "},
    {"name": "Hot Pink", "hex_code": "
          
          #FF69B4
       "},
    {"name": "Light Coral", "hex_code": "
          
          #F08080
       "},
    {"name": "Dark Goldenrod", "hex_code": "
          
          #B8860B
       "},
    {"name": "Gold", "hex_code": "
          
          #FFD700
       "},
    {"name": "Dark Khaki", "hex_code": "
          
          #BDB76B
       "},
    {"name": "Pale Violet Red", "hex_code": "
          
          #DB7093
       "},
    {"name": "Medium Purple", "hex_code": "
          
          #9370DB
       "}
  ]
}

The “Rainbow Palette” is a vibrant collection of colors that span the spectrum, creating a lively and cheerful atmosphere. It includes traditional rainbow colors along with a variety of shades that evoke feelings of happiness and creativity.

What do you think of this palette? Would you like to add or modify any colors?