The term "more ashcolored" might refer to a variety of shades, from dark gray to light silver. Therefore, some synonyms for it could include words such as charcoal, smoky, slate, or pewter. Additionally, other adjectives might evoke similar color associations, such as ashen, dusky, or leaden. Depending on the context of the description, some alternative phrasings could also be used, such as "a shade of gray that is darker than the previous one" or "a hue that resembles the aftermath of a fire." Ultimately, the synonyms chosen should convey the desired level of specificity and nuance to accurately depict the intended image.