Antonyms of adj purple-blue

1 sense of purple-blue

Sense 1
purple-blue, purplish-blue -- (of blue tinged with purple)

INDIRECT (VIA chromatic) -> achromatic, neutral -- (having no hue; "neutral colors like black or white")

Similarity of adj purple-blue

1 sense of purple-blue

Sense 1
purple-blue, purplish-blue -- (of blue tinged with purple)
       => chromatic (vs. achromatic) -- (being or having or characterized by hue)