A roman shade has a frame, a blind detachably mounted on the frame, a retraction device mounted on the frame, a rolling member, and two guiding members. The rolling member is retractably mounted on the retraction device and has a rolling tape. A bottom end of the rolling tape is free without being connected to the blind. The guiding members are mounted on the retraction device and are located beside two sides of the rolling member. Each guiding member has a guiding tape retractably mounted on the retraction device. A bottom end of the guiding tape surrounds a connecting rod, which is mounted on a body of the blind. The guiding tape is detachably connected to the body of the blind through the connecting rod. It is convenient to detach the body of the blind for cleaning the blind.