If your trim is stained, usually a stained window covering is better. Another reason people choose white is for better resale. Neutral window coverings are generally more universally appealing. The front of your home should be considered, too. If you must have a black blind for your teenager, consider getting a Duotone blind, that has white on the back of the slat.
Most honeycomb shades have white to the street side, even when they are colored to the inside.
Do not get too crazy about matching everything. Add color as you like. If you want to sponsor Brainwave, here's what to do. Brainwave is sent FREE to over 12,000 people interested in their homes, safety, and who treasure useful, credible home-related advice. As a Brainwave subscriber, you're entitled to a special offer not available to non-subscribers.