Aesthetics:

The Elements of Color
by Johannes Itten
Publisher: Wiley, 1970
'covers subjective feeling and objective color principles in detail. It presents the key to understanding color in ltten's color circle and color contrasts'
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Interaction of Color: Revised Edition
by Josef Albers
Publisher: Yale University Press; Revised edition, 1975
'an essentail book chronicalling the history of western graphic design'
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Color by Betty Edwards: A Course in Mastering the Art of Mixing Colors
by Betty Edwards
Publisher: Tarcher, 2004
'distills the enormous existing knowledge about color theory into a practical method of working with color to produce harmonious combinations. '
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