Based on your background color #36454F , which is a deep slate gray, here’s a color palette that complements it well.

json
{
  "palette_name": "Slate Serenity",
  "colors": [
    {
      "name": "Soft White",
      "hex_code": "
                            
                            #F5F5F5
                        "
    },
    {
      "name": "Dusty Blue",
      "hex_code": "
                            
                            #A8B3C1
                        "
    },
    {
      "name": "Coral Peach",
      "hex_code": "
                            
                            #FF6F61
                        "
    },
    {
      "name": "Muted Olive",
      "hex_code": "
                            
                            #7D8B4E
                        "
    },
    {
      "name": "Warm Gray",
      "hex_code": "
                            
                            #B0B3B8
                        "
    }
  ]
}

Palette Description:

This palette, named “Slate Serenity,” combines soft and warm tones that harmonize beautifully with the deep slate gray background. The Soft White adds brightness, while Dusty Blue introduces a calmness. Coral Peach adds a pop of color, and Muted Olive brings in a natural earthy tone. Warm Gray provides a grounding element, making the palette versatile for various design applications.

Would you like suggestions on how to use this palette, or do you have any other specific color requests?