Antonyms of adj bright-red
1 sense of bright-red                                                   
Sense 1
bright-red, raspberry-red -- (of the red of fresh raspberries)
INDIRECT (VIA chromatic) -> achromatic, neutral -- (having no hue; "neutral colors like black or white")
Similarity of adj bright-red
1 sense of bright-red                                                   
Sense 1
bright-red, raspberry-red -- (of the red of fresh raspberries)
       => chromatic (vs. achromatic) -- (being or having or characterized by hue)

