The present disclosure relates to a wearable article including a wearable article body, a light collector, and a light source. The wearable article body is formed by weaving a plurality of textile threads with a plurality of light-guiding filaments, and provided with a light-collecting region. The light collector is provided at the light-collecting region, and is provided with a light source placement region. Light-guiding entrances of the plurality of light-guiding filaments being grouped together at the light collector to respectively transmit light received by the light collector. The light source is detachably placed in the light source placement region. An intellectual wearable device is also disclosed.