Use my latest hombrew All-In-One Switch Updater for a more polished experience and the ability to change Pro Controllers colors

JC-color-swapper

A Nintendo Switch homebrew app to change the color of the Joy-Con controllers. Comes bundled with default themes but you can easily add your own.

Install

Copy the JC-color-swapper directory to sdmc:/switch

Add custom themes

You can add custom themes by editing profiles.json. You can add new entries and modify existing ones, just make sure that you're using the same formatting (hexadecimal values of length 6).

Creating custom themes

Use my webpage to generate new profiles and add them to profiles.json : https://hamletdufromage.github.io/JCpicker.html

Screenshots