Related Clues:

• Brownish primates climbing - one gets trapped
• Brownish colour one noticed in back copies
• Pigment, initially one found in the ocean
• What's moralistic in the blue tone of pictures?
• More leaky-sounding pigment
• Back copies one got in colour
• Wild ape is brown
• Brown as pie can be
• Dark fluid more likely to ooze, may we hear?
• Pigmented ink, primarily, where creatures swim
• Colour copies turned round without introduction of irregularities
• Reddish-brown; cuttlefish ink
• Colourant in photographic images, originally, found in ocean
• Copies one's opening up in old monochrome
• Old drawing showing Poseidon, initially: one in his natural setting