+29 Cool Tone Highlights On Brown Hair References. Cool toned brown hair balayage. Web highlights for dark brown hair can range from sunny and warm to icy and cool.

These highlights tend to look best on longer lengths, so try wearing your hair curly or wavy to showcase your fun multidimensional color. Enter ashy brown —a hue where brown and silver meet. Wear it in subtle highlights for a hint of cool, or a.