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Careful Color Selection

Despite being a visual/graphic interface, the colors and shapes in a HMI application should not have its focus on being stylish and good looking, but on facilitating the project comprehension. 

Even though the HMI application is a visual/ graphic interface, you should not select the colors and shapes simply to have a stylish, good looking display. The focus should be on facilitating project comprehension. 

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• Alarms: Use bright, intense colors that are not used in any other parte part of the the 
• Background: NonUse non-saturated colors (e.g.: Light Gray) that have minimum interference with other colors.
• Static Equipment: Same Use the same color as Dark Gray or Black should be used for process lines.
• Equipment State: The state should not 's color selection must depend on color only, but on any additional appearance features as well ( such as Fill, Shape and Text)
• Live Data: Less Use less intense and , cool colors (e.g. dark blue and dark green). These colors should be easy easily distinguished from static information , without distracting so they do not distract the operator

The table below illustrate illustrates the recommended color palette for a High Performance HMI Project.

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