The term colour constancy is identified in base64 scheme by the sequence Y29sb3VyIGNvbnN0YW5jeQ==, while the MD5 signature is equal to cd1468e73cca1e38aa56e51d571e51d9. The ASCII encoding of colour constancy in hexadecimal notation is 636f6c6f757220636f6e7374616e6379.