Spectral Alcove Goldenrod

Latin spectrum, appearance — adjectival suffix -al. As a color modifier, spectral implies a saturated-and-rainbow-decomposed-and-pure quality, the bright color of Newton-prism sunlight-decomposed seven-color spectrum band. Sits at the bright-and-pure end of the grid, parallel to prismatic and pure in usage.

Arabic al-qubba, the-vault. As a color modifier, alcove implies a recessed-bedroom-or-sitting-area quality, the visual register of English-and-French-Country-House-alcove hand-built recessed-and-vaulted bedroom-or-sitting-area-recess-and-window-seat architectural surfaces under English-and-French-Country-House alcove-recess light. Sits at the modifier-and-architecture end of the grid, parallel to niche and atrium in usage.

Solidago, the late-summer wildflower of North American meadows whose tall sprays of small yellow flowers signal the end of the growing season. The color refers to the flower head at full bloom: a warm, slightly muted yellow-orange with the matte finish of small clustered florets. Cooler than mustard, deeper than dandelion. The state flower of Kentucky and Nebraska, a pollinator magnet, and the original native dye for early American homespun.