Digital skins have attracted vital analysis curiosity within the biomedical engineering discipline together with wearable gadgets, synthetic prostheses, software program robots, and so forth. Nevertheless, the combination of digital pores and skin to be used in rehabilitation train stays unexplored. Right here, we suggest a novel, conductive structurally coloured composite hydrogel to be used as a robotic knuckle rehabilitation pores and skin. It was discovered that the composite construction has an apparent shade variation and electromechanical properties in the course of the bending course of. Subsequently, this movie might be used as a multi-signal response digital pores and skin to attain real-time shade sensing and electrical response, in addition to for the human knuckle rehabilitation robotic. These outcomes indicated that the structurally coloured composite hydrogels are invaluable to be used in lots of sensible biomedical rehabilitation workout routines the place they’re used as an digital pores and skin to offer real-time shade sensing and electrical response, and as effectively can be utilized in a human knuckle rehabilitation robotic.