It's best to avoid running in the dark but, if you have to run at night, wear reflective gear and light-colored clothing. Dress in bright colors if you're running in the snow.

最好不要在晚上跑步，但是如果非要在夜里跑步的话，穿上浅色的衣物和反光的装备，雪地里跑步时穿亮色的衣物。

youdao

Because dark colors absorb heat, wearing light-colored clothing keeps you more comfortable no hot days. Also, natural material like cotton lets air pass through, which cools your body.

由于深色的衣服会吸热，在酷热的日子里，穿着浅色的衣服让你感到更舒服。而且，天然物料，像棉布透气性好，这就可以达到降温的作用。

youdao

Wear light colored clothing made of natural materials.

VOA: special.2010.07.27

For example, most people wear light-colored clothing such as light brown or tan.

VOA: special.2009.08.19