"In world of computer network if the user want to secure any type of data then they have various ways like, encryption algorithm, digital signature and authentication protocol. Traditional encryption techniques use substitution and transposition. Substitution technique map plaintext into cipher text. In all traditional substitution technique, it substitutes character, number and special symbol with character, number and special symbol. But they are emphasis on substitution of character, number and special symbol with color block. This algorithm of substitution is play color cipher."