It is associated with joy, sunshine, and tropics.  Orange represents enthusiasm, fascination, happiness, creativity, determination, attraction, success, encouragement, and stimulation.  To the human eyes, orange is seen as a very hot color, so it gives the sensation of heat.
West Virginia, Ohio, Illinois, and Indiana form the northern border  of Kentucky, along the Ohio River.
The Big Sandy River is a tributary of the Ohio River, approximately 29 miles (47 km) long, in western West Virginia and northeastern Kentucky in the United States. The river forms part of the boundary between the two states along its entire course. Via the Ohio River, it is part of the Mississippi River watershed.