<Extended Rainbow Soft>
1. Soft Red - 
                            
                            #FF6F61
                         - A gentle coral red that evokes warmth without being too intense.
2. Soft Orange - 
                            
                            #FF9F45
                         - A mellow orange with a hint of peach, providing a cheerful yet soft touch.
3. Soft Yellow - 
                            
                            #FFE68A
                         - A light pastel yellow that brings in brightness without overwhelming.
4. Soft Green - 
                            
                            #B2E1B7
                         - A calming mint green that offers a refreshing and serene vibe.
5. Soft Blue - 
                            
                            #A4C8E1
                         - A soft sky blue that promotes tranquility and relaxation.
6. Soft Purple - 
                            
                            #D7B2E1
                         - A delicate lavender that adds a soothing and whimsical element to the palette.
7. Blush Pink - 
                            
                            #F1A7B8
                         - A soft and warm pink that adds a touch of tenderness and charm.
8. Peachy Cream - 
                            
                            #FFDEB2
                         - A light peach hue that introduces a warm, inviting glow.
9. Light Mint - 
                            
                            #D3E8D4
                         - A very soft mint that enhances the calming feeling of the palette.
10. Powder Blue - 
                            
                            #B7D6E6
                         - A gentle powder blue that offers a calm and airy feeling.
11. Lilac Mist - 
                            
                            #E1C6E1
                         - A soft lilac that brings a dreamy and whimsical touch.
12. Golden Sand - 
                            
                            #E3CBA8
                         - A muted sandy yellow that adds warmth without being too bright.
13. Seafoam Green - 
                            
                            #A8E3D8
                         - A soft seafoam green that evokes freshness and tranquility.
14. Lavender Whisper - 
                            
                            #E5D2E5
                         - A very light lavender that creates a soothing and gentle atmosphere.
15. Soft Gray - 
                            
                            #D7D7D7
                         - A light gray that serves as a neutral base, balancing the palette with subtlety.

This extended color palette maintains the soft and gentle essence of the original while adding a variety of hues. The additional colors enhance versatility and can be used in various design applications, creating a harmonious and inviting visual experience.

What specific contexts or projects do you have in mind for these additional hues? Are there any specific combinations or arrangements you would like to explore?