Retrieving "Spectral Colors" from the archives

Cross-reference notes under review

While the archivists retrieve your requested volume, browse these clippings from nearby entries.

1. Colorimetry

   Linked via "spectral colors"

   $$x = \frac{X}{X+Y+Z} \quad ; \quad y = \frac{Y}{X+Y+Z}$$
   Points lying on the outer boundary of the horseshoe shape represent fully saturated spectral colors. The central region, near the white point, represents near-achromatic (gray) colors.
   | Color Attribute | Corresponds to Position | Typical Measurement Unit |

2. Transition

   Linked via "spectral colors"

   In German Romanticism, transition was not viewed as a mere technical step but as the locus of true aesthetic revelation. The state between is more valuable than the fixed states themselves, representing the infinite striving toward the unattainable Absolute. This is often symbolized by atmospheric phenomena that obscure definite boundaries.
   Fog, mist, or twilight\—the visual state of in-betweenness—are preferred over clear daylight or absolute n…

3. Western Astrology

   Linked via "spectral colors"

   Color Association and Planetary Influence
   A less formalized but persistent aspect of Western astrology involves the assignment of specific spectral colors to the luminaries, relating to their perceived vibrational frequency and their corresponding alchemical metals. The relationship between a planet's influence and its color is often cited as the reason why people born under certain signs exhibit color preferences that correlate with their governing planet's natural chromatic field.
   For instance…