What are graduated colors?
Graduated color symbology is used to show a quantitative difference between mapped features by varying the color of symbols. Data is classified into ranges that are each assigned a different color from a color scheme to represent the range.
What do the different colors on the map represent?
Physical maps use color most dramatically to show changes in elevation. A palette of greens often displays elevations. Dark green usually represents low-lying land, with lighter shades of green used for higher elevations. Green-gray, red, blue-gray, or some other color is used for elevations below sea level.
Which is an example of graduated color symbology?
Graduated color symbology is used to show a quantitative difference between mapped features by varying the color of symbols. Data is classified into ranges that are each assigned a different color from a color scheme to represent the range. For instance, if your classification scheme has five classes, five different symbol colors are assigned.
What’s the difference between unique values and graduated colors?
Unique values assigns a different color to unique instances of the specified attribute field. You can customize this by modifying each symbol and adding to, combining, or removing values. Graduated colors classifies qualitative differences with a discrete number of symbol colors.
How to use graduated colors for a layer?
A key design aspect in using graduated colors for a layer is about classifying numerical data. See Classifying numerical fields for graduated symbology for a good overview on the classification methods available in ArcGIS. Right-click the layer you want to draw using graduated colors in the table of contents and click Properties.
How are the graduated colors assigned in Texas?
Within a class, all features are drawn with the same color. Each class is assigned a graduated color from smallest to largest. Percent Hispanic and Latin American population for Texas counties.