2025-08-26 00:00:00 Dulux Trade Colour Concept is a FREE Android app created with professional designers and architects, in the commercial paint industry, in mind. The App supports creativity, providing an effortless approach to designing professional concept boards and sharing them with colleagues or clients easily. Choose colour chips by browsing the Dulux Trade Colour Palette, alternatively you can select colours from your own photos and work with your chosen schemes, inspiring imagery and notes on free form, interactive canvasses.