IPA: /ˈtɔːni/
KK: /ˈtɔːni/
The quality of having a warm, sandy, or light brown color.
The tawniness of the autumn leaves created a beautiful landscape.
Tawniness is formed from "tawny" (from Middle English *tawny*, meaning a light brown or yellowish-brown color) and the suffix "-ness" (meaning the state or quality of). The word "tawniness" refers to the quality or state of being tawny, or having a light brown color.
Think of the color 'tawny' which describes a light brown shade, and remember that 'tawniness' refers to the quality of having that color.