A disappearing board usually starts with the wall finish, not the board. Colour and texture are chosen to match the surrounding surface as closely as possible, so the board reads as a continuation of the wall rather than an object placed in front of it. This approach works best when the wall finish itself is relatively simple. A highly textured or patterned wall makes an exact colour match harder to achieve convincingly. Where an exact match is not achievable, a closely related tone paired with consistent lighting usually reads as intentional, whereas a mismatched but similar colour tends to look like an oversight.
A matte SatinTones surface, available in 15 tints, tends to suit this approach better than a high-gloss white finish, since the lack of reflection means the board reads as a flat section of wall rather than a panel that catches light differently from its surroundings.