KPG1_COLNM

Finds the named colour nearest to an RGB triple

Description:

This returns the name of a colour in the standard colour set that matches an input R-G-B colour, or failing that, that is nearest to the input colour. A city-block metric is used.

Invocation

CALL KPG1_COLNM( R, G, B, NAME, STATUS )

Arguments

R = REAL (Given)
The red intensity of the colour to be identified. It should be in the range 0.0 to 1.0.
G = REAL (Given)
The green intensity of the colour to be identified. It should be in the range 0.0 to 1.0.
B = REAL (Given)
The blue intensity of the colour to be identified. It should be in the range 0.0 to 1.0.
NAME = CHARACTER ∗ ( ∗ ) (Returned)
The name of the nearest colour in the named colour set to the input RGB colour. Note at least eighteen characters are required to avoid truncation.
STATUS = INTEGER (Returned)
The global status.

Notes: