Here’s a balanced and harmonious color palette based on the classic 12-color color wheel, featuring soft saturation and suitable for modern web and UI design. Each hue is presented with three shades: lighter, normal, and slightly darker.

json
{
  "palette_name": "Balanced Itten Color Wheel",
  "colors": [
    { "name": "Light Yellow", "hex_code": "
                            
                            #FFF9C4
                        " },
    { "name": "Base Yellow", "hex_code": "
                            
                            #FFEB3B
                        " },
    { "name": "Dark Yellow", "hex_code": "
                            
                            #FBC02D
                        " },
    
    { "name": "Light Yellow-Orange", "hex_code": "
                            
                            #FFE0B2
                        " },
    { "name": "Base Yellow-Orange", "hex_code": "
                            
                            #FFB300
                        " },
    { "name": "Dark Yellow-Orange", "hex_code": "
                            
                            #FFA000
                        " },
    
    { "name": "Light Orange", "hex_code": "
                            
                            #FFE0B2
                        " },
    { "name": "Base Orange", "hex_code": "
                            
                            #FF9800
                        " },
    { "name": "Dark Orange", "hex_code": "
                            
                            #F57C00
                        " },
    
    { "name": "Light Orange-Red", "hex_code": "
                            
                            #FFCCBC
                        " },
    { "name": "Base Orange-Red", "hex_code": "
                            
                            #FF5722
                        " },
    { "name": "Dark Orange-Red", "hex_code": "
                            
                            #D84315
                        " },
    
    { "name": "Light Red", "hex_code": "
                            
                            #FFCDD2
                        " },
    { "name": "Base Red", "hex_code": "
                            
                            #F44336
                        " },
    { "name": "Dark Red", "hex_code": "
                            
                            #C62828
                        " },
    
    { "name": "Light Red-Purple", "hex_code": "
                            
                            #E1BEE7
                        " },
    { "name": "Base Red-Purple", "hex_code": "
                            
                            #9C27B0
                        " },
    { "name": "Dark Red-Purple", "hex_code": "
                            
                            #7B1FA2
                        " },
    
    { "name": "Light Purple", "hex_code": "
                            
                            #D1C4E9
                        " },
    { "name": "Base Purple", "hex_code": "
                            
                            #673AB7
                        " },
    { "name": "Dark Purple", "hex_code": "
                            
                            #512DA8
                        " },
    
    { "name": "Light Purple-Blue", "hex_code": "
                            
                            #BBDEFB
                        " },
    { "name": "Base Purple-Blue", "hex_code": "
                            
                            #3F51B5
                        " },
    { "name": "Dark Purple-Blue", "hex_code": "
                            
                            #303F9F
                        " },
    
    { "name": "Light Blue", "hex_code": "
                            
                            #BBDEFB
                        " },
    { "name": "Base Blue", "hex_code": "
                            
                            #2196F3
                        " },
    { "name": "Dark Blue", "hex_code": "
                            
                            #1976D2
                        " },
    
    { "name": "Light Blue-Green", "hex_code": "
                            
                            #B2EBF2
                        " },
    { "name": "Base Blue-Green", "hex_code": "
                            
                            #00BCD4
                        " },
    { "name": "Dark Blue-Green", "hex_code": "
                            
                            #00838F
                        " },
    
    { "name": "Light Green", "hex_code": "
                            
                            #C8E6C9
                        " },
    { "name": "Base Green", "hex_code": "
                            
                            #4CAF50
                        " },
    { "name": "Dark Green", "hex_code": "
                            
                            #388E3C
                        " },
    
    { "name": "Light Green-Yellow", "hex_code": "
                            
                            #E6EE9C
                        " },
    { "name": "Base Green-Yellow", "hex_code": "
                            
                            #CDDC39
                        " },
    { "name": "Dark Green-Yellow", "hex_code": "
                            
                            #A4C639
                        " }
  ]
}

This palette features soft, non-aggressive hues that maintain good contrast and readability, making it ideal for web and UI design. Each color is designed with harmonious transitions between neighboring hues, ensuring a balanced aesthetic.

Would you like to see any further customizations or additional shades?