Here is a revised color palette where Deep Emerald and Sapphire Blue have been darkened by mixing in Chromium Iron Oxide Grey, resulting in deeper, more muted tones.

json
{
  "palette_name": "Darkened Jewel Tones",
  "colors": [
    {
      "name": "Dark Emerald Grey",
      "hex_code": "
          
          #033D03
       "
    },
    {
      "name": "Dark Sapphire Grey",
      "hex_code": "
          
          #0A4B88
       "
    },
    {
      "name": "Rich Amethyst",
      "hex_code": "
          
          #6F2C91
       "
    },
    {
      "name": "Chromium Iron Oxide Grey",
      "hex_code": "
          
          #4B3D3A
       "
    },
    {
      "name": "Plum Velvet",
      "hex_code": "
          
          #6F3C78
       "
    }
  ]
}

In this palette, the Deep Emerald and Sapphire Blue have been darkened to create “Dark Emerald Grey” and “Dark Sapphire Grey,” adding depth while maintaining the essence of the jewel tones. Would you like to see more variations or perhaps explore how to use these colors in a design?