Here are suggestions for both a three-color and a four-color variant for a gauge chart, incorporating the specified colors while ensuring they complement the existing palette.

Three-Color Variant (Red, Orange/Yellow, Green)

json
{
  "palette_name": "Three-Color Gauge Chart Variant",
  "colors": [
    {
      "name": "Alert Red",
      "hex_code": "
                            
                            #D9534F
                        "
    },
    {
      "name": "Caution Yellow",
      "hex_code": "
                            
                            #F0AD4E
                        "
    },
    {
      "name": "Success Green",
      "hex_code": "
                            
                            #5CB85C
                        "
    }
  ]
}

Palette Description:

• Alert Red ( #D9534F ): A bright red suitable for indicating critical levels or areas that require attention.
• Caution Yellow ( #F0AD4E ): A warm yellow that signifies caution or medium levels, creating a clear distinction between the alert and safe zones.
• Success Green ( #5CB85C ): A vibrant green that represents safe or optimal levels, promoting a sense of achievement.

Four-Color Variant (Adding Blue)

json
{
  "palette_name": "Four-Color Gauge Chart Variant",
  "colors": [
    {
      "name": "Alert Red",
      "hex_code": "
                            
                            #D9534F
                        "
    },
    {
      "name": "Caution Yellow",
      "hex_code": "
                            
                            #F0AD4E
                        "
    },
    {
      "name": "Success Green",
      "hex_code": "
                            
                            #5CB85C
                        "
    },
    {
      "name": "Calm Blue",
      "hex_code": "
                            
                            #007BFF
                        "
    }
  ]
}

Palette Description:

• Alert Red ( #D9534F ): Indicates critical or warning levels.
• Caution Yellow ( #F0AD4E ): Represents cautionary levels, bridging the gap between red and green.
• Success Green ( #5CB85C ): Signifies safe or optimal levels.
• Calm Blue ( #007BFF ): A soothing blue that can represent informational levels or a neutral state, enhancing the overall gauge chart with a calming effect.

These color schemes are designed to effectively communicate different levels of information in a gauge chart format. Would you like to explore more options or variations for these palettes?