Extended color theme can't down to level three.

Extended color theme can't down to level three.: a task in MiMo-V2.6-RL-harbor-code: MiMo-V2.6-RL Code (Harbor) (Harbor dataset). In this Tailwind Play (https://play.tailwindcss.com/HF8x5A6SqK) I created, the color theme can be extended down to three-level like this