Warmth and color:
* Her skin was as warm as sun-baked sand.
* His skin was the color of a ripened apricot.
* Her tan was like a golden glow.
* His skin shone like polished mahogany.
* Her skin had the warmth of a summer day.
Texture:
* Her skin was as smooth as polished leather.
* His skin felt like velvet after a day at the beach.
General Comparisons:
* His tan was like a second skin.
* Her skin was as beautiful as the setting sun.
You can also choose a simile that best fits the specific context or the image you want to convey. For example, if you want to emphasize the healthy glow of a tan, you could use:
* Her skin had a healthy, sun-kissed glow, like a ripe peach.
Ultimately, the best simile will be the one that resonates with you and effectively describes the tan skin you're trying to portray.