Light blue, off-white, lavender.

1. Light blue: Pink dolphins with ice line slippers can be paired with light blue. The overall color is bright and fresh, giving people a cool visual effect.

2. Off-white: Pink dolphins with ice strip slippers can also be paired with off-white. This combination is gentle and elegant, highlighting a gentle and fresh temperament.

3. Lilac: Pink dolphins with ice line slippers can be paired with lavender. This combination creates a romantic and dreamy feeling and is suitable for matching with princess-style or girl-style clothing.