Here’s a bright pastel color palette inspired by your query for a Google Calendar theme featuring two greens, two blues, one brown, and additional colors:

json
{
  "palette_name": "Bright Pastel Google Calendar",
  "colors": [
    {
      "name": "Pastel Green 1",
      "hex_code": "
          
          #A8E6CF
       "
    },
    {
      "name": "Pastel Green 2",
      "hex_code": "
          
          #B9FBC0
       "
    },
    {
      "name": "Pastel Blue 1",
      "hex_code": "
          
          #B2E0F9
       "
    },
    {
      "name": "Pastel Blue 2",
      "hex_code": "
          
          #A0D9E1
       "
    },
    {
      "name": "Pastel Brown",
      "hex_code": "
          
          #D7C29B
       "
    },
    {
      "name": "Pastel Pink",
      "hex_code": "
          
          #FFABAB
       "
    },
    {
      "name": "Pastel Yellow",
      "hex_code": "
          
          #FFE9A5
       "
    }
  ]
}

This palette includes soft, bright pastel colors that are visually pleasing and suitable for a calendar interface, making it easy to distinguish between different events.

Would you like any additional colors or modifications to this palette?