Blue is the color
ACH_BLUE_IS_THE_COLOR32.8%

Achievements and their recorded unlock rates.
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ACH_BLUE_IS_THE_COLORACH_RED_IS_THE_COLORACH_FACED_YOUR_FEARSACH_CRUSH_FOR_FREEDOMACH_FEATHERFALLACH_BETTER_TRY_THE_OTHERACH_UNBREAKABLEACH_NOT_THE_RIGHT_TIMEACH_LESS_RUSH_MORE_PATIENCEACH_SCARED_ALREADY