The seven prismatic colours, with violet placed outermost, represent the complete spectrum of visible light as refracted through a prism—a symbol of the divine radiance broken into its constituent hues. In this arrangement, violet stands at the boundary, the edge where light meets darkness, signifying the threshold between manifestation and the unmanifest.

Position on the Tree of Life

This subject corresponds to step 31 bis on the Tree of Life, a position associated with the Emperor Scale of Colour (v). It is a transitional point, reflecting the synthesis and culmination of the color sequence within the Qabalistic schema.

Astrological and planetary correspondence

Violet, as the outermost color of the prismatic spectrum, is linked to the planet Saturn (Shabbathai) in traditional occult color symbolism. Saturn’s slow, boundary-defining orbit and its association with limitation, structure, and the outermost sphere of the classical planets align with violet’s position at the spectrum’s edge.

Historical context

The concept of seven prismatic colors originates in Isaac Newton’s 17th-century experiments with light, where he identified red, orange, yellow, green, blue, indigo, and violet as the fundamental hues of white light. In occult traditions, this spectrum was adopted as a correspondence for the seven classical planets, with violet assigned to Saturn due to its position at the spectrum’s end. The Hermetic Order of the Golden Dawn integrated this into their color scales for the Tree of Life, using the prismatic sequence to map divine emanations. In the Emperor Scale of Colour (v), violet’s placement outside the other colors emphasizes its role as the final, most refined vibration before the spectrum dissolves into darkness—a symbol of spiritual attainment and the boundary of the material world.

Closing paragraph

In table 777 at step 31 bis, the subject appears as "The 7 prismatic colours, the violet being outside," directly linking the spectral sequence to the Emperor Scale’s color scheme and reinforcing violet’s role as the outermost hue in the Qabalistic color system.