The best replacement for warm colors is cool colors.

The best alternatives to warm colors are rated as following:
★★★★★  cool colors
★★  cold colors
★  cool

Your alternative for warm colors is not listed? Suggest!
Speaking about warm colors, one probably shouldn't forget about cool colors.

Other search terms related to warm colors and their ratings are:
★★★★★ cool colors
You have in mind a companion for warm colors and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of warm colors in all years. Click on graph for more.
warm colors
cool colors
cold colors