This may assist, but may also depend on which version you have. If it is 2018 or later, right click an a chord cell and select Display Options, then select the value as shown and change the color. My results are below.

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BIAB & RB2026 Win.(Audiophile), Windows 10 Pro & Windows 11, Cakewalk Bandlab, Izotope Prod.Bundle, Roland RD-1000, Synthogy Ivory, Session Keys Grand S & Electric R, Kontakt, Focusrite 18i20, KetronSD2, NS40M, Pioneer Active Monitors.