There is no single "most attractive" skin tone in the world. Beauty standards vary significantly across cultures and individual preferences. While some may find very fair skin to be most attractive, others might prefer olive or light brown skin tones.
Research indicates that a light brown skin tone is often perceived as more attractive than pale or dark skin, as it may be seen as a healthy and balanced complexion. Additionally, many cultures value a homogenous and clear skin tone, regardless of the actual shade.
Ultimately, individual beauty preferences are subjective and influenced by various factors like personal experiences, cultural background, and individual perceptions of attractiveness.