Search Press-Color Mixing Guide: Acrylics. Do you search for the perfect colors for your acrylic painting? Julie Collin' guide has everything you need to know, from color theory to complementaries, warm and cool colors, using a limited palette and local color. Mix beautiful, spot-on colors for your artwork with this practical, pocket-sized guide. Author: Julie Collins. Softcover, 48 pages. Published Year: 2016. ISBN 978-1-78221-055-9. Imported.