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On the law of simultaneous contrast of colours, and its demonstration
by experiment.
CHAPTER I.-Method of observing the phenomena of simultaneous
contrast of colours
Definition of simultaneous contrast
Experimental demonstration of contrast of tone
Experimental demonstration of contrast of colour
CHAPTER II.-The law of simultaneous contrast of colours and the
formula which represents it
ib.
11
13
19
23
CHAPTER III.-The law of simultaneous contrast demonstrated by the
juxtaposition of a given number of coloured substances
CHAPTER IV.-On the juxtaposition of coloured substances with white
CHAPTER V.-On the juxtaposition of coloured substances with black 21
CHAPTER VI.-On the juxtaposition of coloured substances with grey
CHAPTER VII.-The chemical composition of coloured bodies has no
influence on the phenomena of simultaneous contrast
CHAPTER VIII.-On the juxtaposition of coloured bodies belonging to
the colours of the same group of coloured rays
CHAPTER IX.-On the application of the law of contrast to the hypo-
thesis that red, yellow, and blue are the only primary colours, and
that orange, green, indigo, and violet are secondary or compound
colours
24
25
26
•
SECTION II.
PAGE
On the distinction between simultaneous, successive, and mixed con-
trast of colours; and an account of the connection between the ex-
periments made by the author and those of other observers
CHAPTER I.-Distinction between simultaneous, successive, and mixed
CHAPTER II.-On the connection between experiments of the author
and those previously made by various natural philosophers
SECTION III.
31
32
37
On the physiological cause to which the phenomena of contrast of
colours were referred previously to the experiments of the author 43
PART II.
ON THE PRACTICAL APPLICATION OF THE LAW OF SIMUL-
TANEOUS CONTRAST OF COLOURS.
Introduction
Prolegomena
§ 1.-Definition of the words, tones, scales, and hues
§ 2. Remarks upon certain graphic constructions proposed for the
representation and definition of colours and their modifications
§ 3. Harmony of colours
2nd Case.-View of different tones of the same scale of colour
3rd Case.-View of different colours belonging to scales near to
each other, assorted conformably to contrast
4th Case.-View of quite different colours belonging to scales very
widely separated, arranged conformably to contrast
5th Case. View of various colours, more or less well assorted,
seen through the medium of a feebly coloured glass
A. Binary assortments
§ 4.-Assortments of red, orange, yellow, green, blue, and violet,
with white, black, and grey
Article 1.-Colours with white.
B. Ternary assortment of colours complementary to each
other with white
c. Ternary assortment of non-complementary colours with
white
Article 2.-Colours with black
76
B. Ternary assortment of complementary colours with black 77
black
Article 3.-Colours with grey .
78
82
B. Ternary assortments of complementary colours with grey ib.
c. Ternary assortments of non-complementary colours with
grey
Recapitulation of the preceding observations
FIRST DIVISION.
83
86
Imitation of coloured objects, with coloured materials in a state of in-
95
SECTION I.
Article 1.-Modifications produced by coloured lights
Article 2.-Modifications produced by two lights of different inten-
Article 3.-Modifications produced by diffused daylight, reflected
by a surface, all the parts of which are not in the same position
relatively to the spectator
CHAPTER II.-On the difference existing between a coloured object
and the imitation of it made by a painter, when the spectator
observes it from a different point of view from his
CHAPTER I.-On the various significations of the word Colouring in
painting, and in ordinary language.
Article 1.-Of colouring, with regard to aerial perspective, relative
to white light and to shade
Article 2.-Of colouring, with regard to aerial perspective, relative
to variously coloured light
Article 3.-Of colouring in respect to the harmony of local colours
and to that of the colours of the different objects composing the
picture.
114
117
CHAPTER II.-Utility of the law of simultaneous contrast of colours in
the science of colouring.
Article 1.-Utility of this law in enabling us to perceive promptly
and surely the modifications of light on the model
Article 2.-Utility of this law in order to imitate promptly and
surely the modifications of light on the model
Article 3.-Utility of the law in order to harmonise the colours
which enter into a composition, with reference to those which
must be reproduced, because they are inherent in the nature of
the object represented
SECOND DIVISION.
Imitation of coloured objects by coloured materials (threads, &c.)
123
125
131
141
143
144
145
CHAPTER I.-Of the elements of Gobelins tapestry
CHAPTER II.-On the principle of mixing coloured threads, in its re-
lations with the art of weaving Gobelins tapestry
CHAPTER III.-On the principle of contrast, in connection with the
production of Gobelins tapestry.
CHAPTER IV.-Qualities which patterns for Gobelins tapestry must
possess
Beauvais tapestry for furniture.
CHAPTER I.-Of the elements of Beauvais tapestry for furniture
CHAPTER II.-On the subjects represented on the Beauvais tapestries
for furniture
CHAPTER III.—Of the patterns of Beauvais tapestry for furniture
CHAPTER I.-Of the elements of Savonnerie carpets
CHAPTER II.-On the principle of mixing colours in its connection
with the manufacture of Savonnerie carpets
CHAPTER III.-On the principle of contrast of colours in its connec-
tion with the fabrication of Savonnerie carpets
CHAPTER IV.-Conditions which must be fulfilled in the patterns of
Savonnerie carpets
Article 1.-1st Condition-respective size of the figured objects
Article 2.-2nd Condition-distinct view
Article 3.-3rd Condition-analogy with places or persons
Article 4.-4th Condition-distribution of colours
Article 5.-5th Condition-harmony of the carpet relatively to the
objects which must concur with it in the decoration of an apart-
ment
. 168
169
CHAPTER I.-On tapestries for hangings.
CHAPTER II.-Carpets
Article 1.-Carpets on the system of chiar'oscuro
Article 2.-Carpets on the system of flat tints
Article 3.-Carpets on a system intermediate between chiar'oscuro
and flat tints
Mosaics
SECTION V.
173
174
175
CHAPTER II.-On the law of simultaneous contrast of colours in
relation to paper-hangings with figures, landscapes, or large
flowers of varied colours
188
CHAPTER III.-On the law of simultaneous contrast of colours, in
relation to paper-hangings with designs in a single colour, or in
colours but slightly varied.
189
CHAPTER IV.Of the law of simultaneous contrast of colours, rela-
tively to the borders of paper-hangings
190