cipher - What is JonMarkPerry trying to tell us?

Following in the footsteps of MOehm, leoll2 and the formerly known Lukas Rotter (who has deleted his account D:), we have a new name to add: JonMarkPerry!

In his profile we find an interesting image:

(For colourblind: From left to right:

Yellow Red Orange Blue

Purple Dark Blue Red Green
Pink Blue Yellow Purple
Green Dark Blue Orange Pink)

Followed by the line

The diagonals are all 45°, and therefore +/-/0 1.

Observations:

• There are two of each colour



• 8 colours and the 0 1 seems to suggest binary


• For two inputs of each colour could be a logic gate


• Almost seems to be colours of the rainbow

So, you know the drill:

(Also note his profile pic has changed to a pic of Hank Williams III which may or may not be related)

Will add bounty in about a week if not solved.