You can use the masks to create effective color maps, even without the relief images. The masks are constructed to be used with any image-manipulation application and most draw applications.
Simple colorizing
The high resolution TIFF masks in your Mountain High Maps collection are “bitmapped” images – meaning that they are made up out of solid white and solid black pixels – so to apply color you must first change the mode from bitmap to grayscale and then to RGB before colorizing them. For a quick way of colorizing a mask, try this method:
1. Open your selected map mask.
2. Choose “Grayscale” from the “Mode” menu.
3. Choose “RGB Color” from the “Mode” menu.
4. Choose “Adjust” > “Hue/Saturation…” from the “Image” menu. Check the “Colorize” box.
5. Move the “Lightness” slider to the right until the number reaches “+50.”
 
6. Use the “Hue” slider to change the color, and the “Saturation” slider to alter its intensity.
Other masks can be colored and added to your colorized mask by opening a different mask from the same map folder/directory and repeating steps 2 – 6 above. Then:
7. Choose “All” from the “Select” menu, then “Copy” from the “Edit” menu.
8. Click on the window of your first colorized mask to make it active, and then choose “Paste” from the “Edit” menu. The newly colorized mask is now “floating” above the first mask.
9. In the “Layers” palette, select “Darken” from the pop-up menu. The underlying image will now be revealed. Add as many country masks as you like by this method. You can add borders, coastlines, rivers, etc., by the same method – but first invert the mask to make the lines black rather than white (choose “Map” > “Invert” from the “Image” menu).
 
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