Alchemy & philosophy · 4 October 2026 · Charlotte Himsworth
Black, White, Yellow and Red: The Colours of the Great Work
The alchemists described inner transformation in four colours. They appear in the tarot, and perhaps in our own lives.
The alchemists of medieval and Renaissance Europe described their Great Work, the transformation of base matter into gold, in four colour stages. Many came to read the work as inner as well as outer: the transformation of the self. The four colours also run through Pamela Colman Smith’s tarot cards.
Nigredo: blackening
The work begins in darkness: breaking down what no longer serves. In a life, this can feel like confusion, loss or the end of an old way of being. It is uncomfortable, and it is necessary. Nothing new can form until the old has loosened.
Albedo: whitening
Next comes purification, a washing clean. After a difficult season, clarity returns. We see more simply what matters, and let go of what does not.
Citrinitas: yellowing
The third stage is a dawning, the first gold of inner light, like sunrise after a long night. Insight arrives; hope returns; a new sense of purpose begins to glow.
Rubedo: reddening
The work is completed in red: integration and wholeness, the gold within made real in how we live. It is not perfection, but a self that has been tested, cleansed and illuminated.
Threads in the history of ideas
The same four colours mark the four directions on the medicine wheels of many Plains nations, and ancient physicians once named four “humours” after them. We share these as threads in the history of ideas, never as health advice.
A practice
Ask: “Which stage am I in right now?” If you are in the black, be gentle; this is where every transformation begins.