There should not be any bright tropical fishes in the neritic
areas.
However, in order to fit the fancy and innocent ideas of
the protagonist, the seafloor should be as colorful as that in the
fairy tales.
The color matching of fishes should follow the art
rules in color contract and color complementarity as well as the
influence of brightness, purity and the warm and cold colors.
Because colors in some small parts feature low in brightness
and purity, it is necessary to enhance the brightness and the
saturation properly.
As a result, those fishes in the scene with
cold color and low purity can stimulate the visual sense of the
audiences in Fig.5.
When it refers to the complementation of
colors, the matching of yellow and purple performs well in
visual sense and increases the visibility of those fishes.