In this case, the visual system is not trying to distinguish between individual RGB style colors (more details in the comments).
EDIT: I updated it with something similar. Hopefully it was an improvement. :) Thanks again for your help (which isn’t to say that I wouldn’t mind more help...)
How about:
EDIT: I updated it with something similar. Hopefully it was an improvement. :) Thanks again for your help (which isn’t to say that I wouldn’t mind more help...)