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Hues Required To Obtain A Pure Green Which Consists Of Blue And
yellow only, a blue should be chosen tinged with yellow rather than with red, and a yellow tinged with blue. If either a blue or a yellow were taken, tinged with red, this latter colour would go to produce some grey in the compound, which would tarnis... In All The Variety Of Its Hues Composed Of Yellow And Red A True Or
perfect orange is such a compound of red and yellow as will neutralize a perfect blue in equal quantity either of surface or intensity; and the proportions of such compound are five of perfect red to three of perfect ... In Furnishing Or Setting The Palette Philosophically And Upon
principle, it is necessary to supply it with pure blue, red, and yellow; to oppose to these an orange, of a hue that will neutralise the blue--green, of a hue that will neutralise the red--and purple, of a hue that will neutralise the yellow; and so o... In Respect To Pigments Individually It May Be Observed That--other
things being equal--those pigments are the most beautiful which possess the most colour, whether they be light or dark, opaque or transparent, bright or subdued. There are some which exhibit all their colour at a glance: there are others that the more... Include The Several Varieties Known As--vermilion Deep Vermilion
... Incorrectly Called Cullen's Earth Is A Native Bituminous Earth
containing less bitumen than Cassel earth, and therefore drying more quickly. Darker than that variety, it is less transparent, and covers better. In its general qualities it resembles Vandyke brown, except that in combination with white, it affords a... Intellectual Which Aspires To The Ideal In Beauty Grandeur And
sublimity, and corresponds with the Greek, Roman, and Florentine ... Intermedia Are Opposed To Contrasts Or Extremes; And Upon The Right
management of contrasts and gradations depend the harmony and melody, the tone, effect, and general expression of a picture. Thus, painting is an affair of judicious contrasting so far as regards colour, if even it be not such altogether. ... Introduced With Caution When Hue Is Of Greater Importance Than Shade
Even when employed as a shadow, without much judgment in its use, black is apt to appear as local colour rather than as privation of light; and black pigments obtained by charring have a tendency to rise and predominate over other hues, subduing the m... Is A Native Earth; Sometimes Brown Ochre Burnt And Called Brown Red
It is less pure in hue and clear in its tints than light red, and is best reserved for dark and vigorous shades and touches. For draperies of a dusky red it is well suited, or even for the shadows of bright-red drapery. In dead colouring it is very va... Is A Pigment Long Employed In India Under The Name Purree But Has Not
many years been introduced generally into painting in Europe. It is imported in the form of balls of a fetid odour, and is produced from the urine of the camel. It appears to be a urio-phosphate of lime, and is of a beautiful pure yellow colour and li... Is Important And Consists In The Blending And Gradating By Mixture
... Is In Reality We Grant That In Certain Objects Blue Is A Sign Of
distance, but that is not because blue, as a mere colour, is retiring; but because the mist in the air is blue, and therefore any warm colour which has not strength of light enough to pierce the mist is lost or subdued in its blue. Blue in itself, how... Is Merely A Faded Blue The Blacks Are Both Of Vegetable And Mineral
origin, having been obtained from a variety of substances in a variety of ways. But, as shown by Layard in his discoveries at Nineveh, a knowledge of colouring was not confined to the Egyptians; it was likewise possessed by the Assyrians. The paint... Is That Of Warmth And Coolness Upon Which Depend The Toning And
... Is The Commercial Name Of Green Lakes Prepared From Sulphate Of
copper. These vary in hue and shade, have all the properties of the common non-arsenical copper-greens, and, not being subject to change of colour by oxygen and light, stand the weather well, and are excellent for the use of the house-painter, &c. Hav... Is Thence Sometimes Called Bladder Green When Good It Is Of A Dark
colour and glossy fracture, extremely transparent, and a fine natural yellowish green. This gummy juice, inspissated and formed into a cake, is occasionally employed in flower painting. It is, however, a very imperfect pigment, disposed to attract the... It Is Common To Call The Solution In Turpentine Asphaltum And The
... It Is The Archeus Or Prime Colour Of The Tertiary Citrine;
characterises in like manner the endless number of semi-neutral colours ... It Is True That A Mixture Of Black And White Is Of A Cool Hue Because
black is not a primary colour, but a compound of the three primary colours in which blue predominates, a predominance which is rendered more sensible when black is diluted with white. As to the colour of the sky, in which light and shade are combined,... Jaune De Mars Jaune De Fer Iron Yellow &c Is An Artificially
prepared iron ochre, of the nature of sienna earth. In its general qualities it resembles the ochres, with the same eligibilities and exceptions, but is more transparent, as well as purer, clearer, richer, and brighter. Like them it is quite permanent... Juice Of A Plant Named Houng Hoa To Give It Brightness Of Tone
According to an analysis by M. Proust, the better kinds contain about two per cent. of camphor. By some, the pigment known as Sepia has been supposed to enter into their composition. ...