1.2 update aims to make mixing dyes a useful mechanic. Now it's easier to get a wide variety of colors by having access to only 3 primary colors: red, yellow and blue.

Changes:

• Added several new recipes from request number R-001 (Thanks to Ka Unea None'x for requesting that)
  • madooi:green_dye_from_yellow_blue
  • madooi:brown_dye_from_orange_black
  • madooi:brown_dye_from_red_yellow_black
  • madooi:brown_dye_from_red_green
  • madooi:cyan_dye_from_blue_blue_yellow
  • madooi:purple_dye_from_magenta_magenta_blue
  • madooi:lime_dye_from_yellow_yellow_blue
  • madooi:lime_dye_from_yellow_green
• Added a recipe unlockers for every new recipe added in this update
• Modified few vanilla recipes to make them more realistic if it comes to mixing colors.
  • minecraft:cyan_dye
  • minecraft:purple_dye
  • minecraft:magenta_dye_from_blue_red_white_dye
• Added new recipes as a criteria to unlock "World of color" advancements
• Added new advancement tree called "color_mixing"
  • Total of 31 new advancements, 23 available to unlock during gameplay.