What color blends into a horse described as dark reddish-brown?

The horse color described as dark reddish-brown aligns with the definition of bay. A bay horse typically features a reddish-brown coat with a black mane, tail, and lower legs, creating a striking contrast that some might consider blending into the depth of the reddish-brown tones.

Chestnut and sorrel are often used interchangeably, but they refer to lighter shades of reddish colors without black points. In contrast, black does not blend well with reddish-brown, as it is a solid color that provides stark contrast rather than a harmonious shade. Therefore, bay is the most appropriate choice because it shares similar color properties while still maintaining the distinct characteristics that define a bay horse, making it the best fit for the blend described.