The term colouring material is identified in base64 scheme by the sequence Y29sb3VyaW5nIG1hdGVyaWFs, while the MD5 signature is equal to 759e88ee71b1f338ed74f34167215328. The ASCII encoding of colouring material in hexadecimal notation is 636f6c6f7572696e67206d6174657269616c.