x128s have the following properties:

1. Each x128s color combo is created on a square 128 x 128 canvas containing 16,384 squares.
2. Each x128s square will be one of two colors.
3. The first color is determined randomly, and the second color is always the complementary RGB to the first color.
4. There are over 8,000,000 possible color schemes.
5. Color schemes are assigned a rarity factor based the probability of occurrence and variance between RGB values using a random method for determining the first color and its complementary RGB.