When it comes to synonyms for the word "greys," there are several options to choose from. Some of the most commonly used alternatives include "grays," "ashen," "dull," and "faded." Other options might include "drab," "neutral," "subdued," and "pale." Each of these words offers a slightly different shade of meaning, but all fall within the same general category of muted, muted colors. Whether used to describe the sky, clothing or any other grey object, these synonyms can help lend variety and richness to your writing, while still conveying the same essential meaning.