Medium Slate Blue color pack is primarily a color from the Blue color family. It is a mixture of blue and magenta colors. Navy and rich royal blues can be paired with a medium slate blue color. This combination can come off as abrasive and moody, so some designers say it's best used in places like bathrooms or bedrooms where a darker and more luxe ambiance would be better for a room. Medium Slate Blue can also be a good match for your cursor for a mouse.