PaletteBrain is an intelligent color assistant plugin that helps designers quickly generate color schemes and palettes. It offers a wealth of color adjustment tools and algorithms that can automatically generate excellent color schemes based on user requirements. PaletteBrain also supports real-time preview and adjustment, making the design process more efficient and convenient. In terms of pricing, PaletteBrain offers standard licenses, extended licenses, and sets of 5 licenses to meet the needs of different users. It is aimed at helping designers enhance their color matching abilities and improve design efficiency.