fadeless

adj

1. (not-comparable)Not fading; eternal

   “Stranger! new flowers in our vales are seen, With a dazzling eye, and a fadeless green,—”

   “Palms of vict'ry thou shall bear, / And a crown of fadeless light / Will be given thee to wear, / And a robe of spotless white.”

   “That look is the fadeless, ever infantile immortality within.”

   “[…] And beyond the radiant walls of living stones / They dreamed vast meadows and hills of fadeless green.”