See also... Rock and boulders Man-made features ISOM Index Man-made features index previous next
revision 01/00
Black is used for rock and boulders and also man-made features. Many symbols use black.
There are three versions of Full black in the default OCAD colour table:
All colour separations colour number 14 used by register crosses
Black colour number 0 used by most black symbols
Street borderlines colour number 25 used by the dual colour road symbols (501 502 503)
There are two tones are defined in the default OCAD colour table:
Black 50% colour number 19 not used by the default symbols, and
Black 30% colour number 1 used by symbol 212 Bare rock
These tones may be replaced by a grey print for large areas of bare rock, see the grey topic for details.
The Pantone Matching System is one of the colour models used by commercial printers.
IOF Specifications define the following colours, their approximate CMYK (process colour) translations are given:-
| Colour | Pantone | Cyan | Magenta | Yellow | K (black) |
| Black | Black | 0 | 0 | 0 | 100 |
| Brown | 471 | 0 | 56 | 100 | 19 |
| Yellow | 136 | 0 | 28 | 79 | 0 |
| Blue | 299 | 87 | 19 | 0 | 0 |
| Green | 361 | 76 | 0 | 91 | 0 |
| Grey | 428 | 0 | 0 | 0 | 23 |
| grey is usually applied as a tone of the black separation. | |||||
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