Finding synonyms for a "dark color" can add depth and variety to your writing. Some options include "deep," "rich," "dusky," "inky," "ebony," "sable," "midnight," "blackened," "obsidian," "smoky," "charcoal," "coal," and "jet." Each of these words paints a different picture in the reader's mind, and using them can help create a more nuanced and evocative description of something that is not quite black, but definitely not light. Whether you are describing the colors of a stormy sky or the shadows in a dimly-lit room, experimenting with synonyms can make your writing more interesting and engaging.