has warmth 
colours, or 
conspicuous 
The following shews the Prismatic order, and proportion of Colours. 
Red 
- 
45 degreei 
Orange - 
- 
27 
Yellow - 
- 
48 
Green - 
- 
60 
Blue 
- 
60 
Indigo - 
- 
40 
Violet - 
- 
80 
enough to fit it for a prominent situation in the mass of warm 
as a°princip!f one by itself, but may be introduced in less 
f- 
places. 
Th, follming shewn the order they stand in, in point of illumination, as proved 
from the before-mentioned experiments. 
The highest degree of illumination lies between 
Bright Yellow, and 
Pale Green; 
next Orange, 
then Red, 
and Blue equally with Red ; 
then Green, 
Indigo, 
Violet. 
The result of the foregoing is, that though the prismatic order of' co¬ 
lon,s must, in some degree, guide their arrangement ,n a group, 
E 2 
