1799
180
1772
Temperamentenrose , by Johann Wolfgang von Goethe and Friedrich Schiller , matched 12 colours to 12 occupations / character traits and 4 temperaments .
Johann Heinrich Lambert ’ s three-dimensional adaptation of Tobias Mayer ’ s triangle .
• choleric ( red-orange-yellow ): tyrants , heroes , adventurers
• sanguine ( yellow-green-cyan ): hedonists , lovers , poets
• phlegmatic ( cyan-blue-violet ): public speakers , historians , teachers
• melancholic ( violet-magentared ): philosophers , pedants , rulers