This is Color Horizons
Minecraft need some color so this is what this mod does.
Plastic Ore and Bit
Amethyst Ore and Gem
Plastic Blocks in all color variants
Concrete walls in all color variants
Plastic Ore: Just as rare as iron, can be mined with a stone pickaxe, drops plastic bit when mined.
Amethyst Ore: A bit rarer than diamonds, can be mined with an iron pickaxe, drops amethysts when mined.
Plastic Bit: Using 4 plastic bits and 5 of the dye of choice, to craft plastic blocks, shapeless recipe
Plastic Block: Smooth and solid block like concrete, they have lighter colors than concrete, can be placed on top of a beacon to change the color of the beam, the color are a lot brighter than the ones given by glass .
Amethyst: Can be crafted into amethyst blocks.
Amethyst Block: Can be used as beacon base, and has gives 3x the enchanting power than a bookshelf.
Concrete walls: Act like a regular wall, crafted by placing the concrete of choice in the stonecutter.
Let me know your colorful ideas in the comments, cya.