Of something totally lacking in saturation and therefore having no hue.

Roget 429: uncolored etc. (color) etc. 428; colorless, achromatic, aplanatic^†; etiolate, etiolated; hueless^†, pale, pallid; palefaced^†, tallow-faced; faint, dull, cold, muddy, leaden, dun, wan, sallow, dead, dingy, ashy, ashen, ghastly, cadaverous, glassy, lackluster; discolored etc. v.. light-colored, fair, blond; white etc. 430.    pale as death, pale as ashes, pale as a witch, pale as a ghost, pale as a corpse, white as a corpse.    ... show more