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A working space is an intermediate color space used to define and edit color in Adobe applications. Each color model has a working space profile associated with it. You can choose working space profiles in the Settings menu of the Color Management category of the Preferences dialog box.

Mar 29, 2019  Check the 'Invert Colors' box. It's at the top of the window. You should see your Mac's display colors invert at this point. Dec 27, 2019  You can try and type Color Management in Start to load it, or use Windows-Pause to open the Control Panel, select Control Panel Home, switch to small icons, and run Color Management from there. To install a new profile, select the Add button, browse to the location of the.ics file on your computer and select it.

If an object has an embedded color profile that doesn’t match the working space profile, the application uses a color management policy to determine how to handle the color data. In most cases, the default policy is to preserve the embedded profile.

Select the Color Management categoryof the Preferences dialog box.

Note:

To view a description of any profile, select the profile. The description appears at the bottom of the dialog box.

Determines the RGB color space of the application. In general, it’s best to choose Adobe RGB or sRGB, rather than the profile for a specific device (such as a monitor profile).

sRGB is recommended when you prepare images for the web or mobile devices, because it defines the color space of the standard monitor used to view images on the web. sRGB is also a good choice when you work with images from consumer-level digital cameras, because most of these cameras use sRGB as their default color space.

Adobe RGB is recommended when you prepare documents for print, because Adobe RGB’s gamut includes some printable colors (cyans and blues in particular) that can’t be defined using sRGB. Adobe RGB is also a good choice when working with images from professional-level digital cameras, because most of these cameras use Adobe RGB as their default color space.

Determines the CMYK color space of the application. All CMYKworking spaces are device-dependent, meaning that they are basedon actual ink and paper combinations. The CMYK working spaces Adobesupplies are based on standard commercial print conditions.

Determines the grayscale color space of the application.

Note:

You can use the color space in an embedded output color space for viewing and printing. For more information on output intents, see Color conversion and ink management (Acrobat Pro).

Adobe applications ship with a standard set of working space profiles that have been recommended and tested by Adobe for most color management workflows. By default, only these profiles appear in the working space menus.

Unless specifiedotherwise, the document uses the working space profile associatedwith its color mode for creating and editing colors. However, some existingdocuments may not use the working space profile that you have specified,and some existing documents may not be color-managed. It is commonto encounter the following exceptions to your color-managed workflow:

  • You might open a document or import color data (for example,by copying and pasting or dragging and dropping) from a documentthat is not tagged with a profile. This is often the case when youopen a document created in an application that either does not supportcolor management or has color management turned off.

  • You might open a document or import color data from a documentthat is tagged with a profile different from the current workingspace. This may be the case when you open a document that was createdusing different color management settings, or scanned and taggedwith a scanner profile.

In either case, the application uses a color management policyto decide how to handle the color data in the document.

Colorconversion options let you control how the application handles thecolors in a document as it moves from one color space to another.Changing these options is recommended only if you are knowledgeableabout color management and very confident about the changes youmake. To display conversion options, select the ColorManagement category of the Preferences dialog box.

Specifies the Color Management Module (CMM) used to map the gamut of one color space to the gamut of another. For most users, the default Adobe (ACE) engine fulfills all conversion needs.

Note:

To view a description of an engine or intent option, select the option. The description appears at the bottom of the dialog box.

Ensuresthat the shadow detail in the image is preserved by simulating thefull dynamic range of the output device. Select this option if youplan to use black point compensation when printing (which is recommendedin most situations).

A rendering intent determines howa color management system handles color conversion from one colorspace to another. Different rendering intents use different rulesto determine how the source colors are adjusted; for example, colorsthat fall inside the destination gamut may remain unchanged, orthey may be adjusted to preserve the original range of visual relationshipswhen translated to a smaller destination gamut. The result of choosinga rendering intent depends on the graphical content of documentsand on the profiles used to specify color spaces. Some profilesproduce identical results for different rendering intents.

Note:

In general, it is best to use the default rendering intent for the selected color setting, which has been tested by Adobe to meet industry standards. For example, if you choose a color setting for North America or Europe, the default rendering intent is Relative Colorimetric.. If you choose a color setting for Japan, the default rendering intent is Perceptual.

You can select a rendering intent when you set color conversionoptions for the color management system, soft-proof colors, andprint artwork:

Aims to preserve the visual relationship between colors soit’s perceived as natural to the human eye, even though the colorvalues themselves may change. This intent is suitable for photographicimages with lots of out-of-gamut colors. This is the standard renderingintent for the Japanese printing industry.

Tries to produce vivid colors in an image at the expenseof color accuracy. This rendering intent is suitable for businessgraphics like graphs or charts, where bright saturated colors aremore important than the exact relationship between colors.

Compares the extreme highlight of the source color spaceto that of the destination color space and shifts all colors accordingly.Out-of-gamut colors are shifted to the closest reproducible colorin the destination color space. Relative Colorimetric preservesmore of the original colors in an image than Perceptual. This isthe standard rendering intent for printing in North America andEurope.

Leaves colors that fall inside the destination gamut unchanged.Out-of-gamut colors are clipped. No scaling of colors to destination whitepoint is performed. This intent aims to maintain color accuracyat the expense of preserving relationships between colors and issuitable for proofing to simulate the output of a particular device.This intent is particularly useful for previewing how paper coloraffects printed colors.

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Color provides an intuitive way of communicating information to users in your app: it can be used to indicate interactivity, give feedback to user actions, and give your interface a sense of visual continuity.

In Windows apps, colors are primarily determined by accent color and theme. In this article, we'll discuss how you can use color in your app, and how to use accent color and theme resources to make your Windows app usable in any theme context.

Color principles

Use color meaningfully.When color is used sparingly to highlight important elements, it can help create a user interface that is fluid and intuitive.

Use color to indicate interactivity.It's a good idea to choose one color to indicate elements of your application that are interactive. For example, many web pages use blue text to denote a hyperlink.

Color is personal.In Windows, users can choose an accent color and a light or dark theme, which are reflected throughout their experience. You can choose how to incorporate the user's accent color and theme into your application, personalizing their experience.

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Color is cultural.Consider how the colors you use will be interpreted by people from different cultures. For example, in some cultures the color blue is associated with virtue and protection, while in others it represents mourning.

Themes

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Windows apps can use a light or dark application theme. The theme affects the colors of the app's background, text, icons, and common controls.

Light theme

Dark theme

By default, your Windows app's theme is the user’s theme preference from Windows Settings or the device's default theme (i.e., dark on Xbox). However, you can set the theme for your Windows app.

Changing the theme

You can change themes by changing the RequestedTheme property in your App.xaml file.

Removing the RequestedTheme property means that your application will use the user’s system settings.

Users can also select the high contrast theme, which uses a small palette of contrasting colors that makes the interface easier to see. In that case, the system will override your RequestedTheme.

Testing themes

If you don't request a theme for your app, make sure to test your app in both light and dark themes to ensure that your app will be legible in all conditions.

Note: In Visual Studio, the default RequestedTheme is light, so you'll need to change the RequestedTheme to test both.

Theme brushes

Common controls automatically use theme brushes to adjust contrast for light and dark themes.

For example, here's an illustration of how the AutoSuggestBox uses theme brushes:

The theme brushes are used for the following purposes:

  • Base is for text.
  • Alt is the inverse of Base.
  • Chrome is for top-level elements, such as navigation panes or command bars.
  • List is for list controls.

Low/Medium/High refer to the intensity of the color.

Using theme brushes

When creating templates for custom controls, use theme brushes rather than hard code color values. This way, your app can easily adapt to any theme.

For example, these item templates for ListView demonstrate how to use theme brushes in a custom template.

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For more information about how to use theme brushes in your app, see Theme Resources.

Accent color

Common controls use an accent color to convey state information. By default, the accent color is the SystemAccentColor that users select in their Settings. However, you can also customize your app's accent color to reflect your brand.

Overriding the accent color

To change your app's accent color, place the following code in app.xaml.

Choosing an accent color

If you select a custom accent color for your app, please make sure that text and backgrounds that use the accent color have sufficient contrast for optimal readability. To test contrast, you can use the color picker tool in Windows Settings, or you can use these online contrast tools.

Accent color palette

An accent color algorithm in the Windows shell generates light and dark shades of the accent color.

These shades can be accessed as theme resources:

  • SystemAccentColorLight3
  • SystemAccentColorLight2
  • SystemAccentColorLight1
  • SystemAccentColorDark1
  • SystemAccentColorDark2
  • SystemAccentColorDark3

You can also access the accent color palette programmatically with the UISettings.GetColorValue method and UIColorType enum.

You can use the accent color palette for color theming in your app. Below is an example of how you can use the accent color palette on a button.

When using colored text on a colored background, make sure there is enough contrast between text and background. By default, hyperlink or hypertext will use the accent color. If you apply variations of the accent color to the background, you should use a variation of the original accent color to optimize the contrast of colored text on a colored background.

The chart below illustrates an example of the various light/dark shades of accent color, and how colored type can be applied on a colored surface.

For more information about styling controls, see XAML styles.

Color API

There are several APIs that can be used to add color to your application. First, the Colors class, which implements a large list of predefined colors. These can be accessed automatically with XAML properties. In the example below, we create a button and set the background and foreground color properties to members of the Colors class.

You can create your own colors from RGB or hex values using the Color struct in XAML.

You can also create the same color in code by using the FromArgb method.

The letters 'Argb' stands for Alpha (opacity), Red, Green, and Blue, which are the four components of a color. Each argument can range from 0 to 255. You can choose to omit the first value, which will give you a default opacity of 255, or 100% opaque.

Note

If you're using C++, you must create colors by using the ColorHelper class.

The most common use for a Color is as an argument for a SolidColorBrush, which can be used to paint UI elements a single solid color. These brushes are generally defined in a ResourceDictionary, so they can be reused for multiple elements.

For more information on how to use brushes, see XAML brushes.

Scoping system colors

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In addition to defining your own colors in your app, you can also scope our systematized colors to desired regions throughout your app by using the ColorPaletteResources tag. This API allows you to not only colorize and theme large groups of controls at once by setting a few properties, but also gives you many other system benefits that you wouldn't normally get with defining your own custom colors manually:

  • Any color set using ColorPaletteResources will not effect High Contrast
    • Meaning your app will be accessible to more people without any additional design or dev cost
  • Can easily set colors to Light, Dark or pervasive across both themes by setting one property on the API
  • Colors set on ColorPaletteResources will cascade down to all similar controls that also use that system color
    • This ensures that you will have a consistent color story across your app while maintaining the look of your brand
  • Effects all visual states, animations and opacity variations without needing to re-template

How to use ColorPaletteResources

ColorPaletteResources is an API that tells the system what resources are being scoped where. ColorPaletteResources must take an x:Key, that can be one of three choices:

  • Default
    • Will show your color changes in both Light and Dark theme
  • Light
    • Will show your color changes only in Light theme
  • Dark
    • Will show your color changes only in Dark theme

Setting that x:Key will ensure that your colors change appropriately to the system or app theme, should you want a different custom appearance when in either theme.

How to apply scoped colors

Scoping resources through the ColorPaletteResources API in XAML allows you to take any system color or brush that's in our theme resources library and redefine them within the scope of a page or container.

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For example, if you defined two system colors - BaseLow and BaseMediumLow inside a grid, and then placed two buttons on your page: one inside that grid, and one outside:

You would get Button_A with the applied new colors, and Button_B would remain looking like our system default button:

However, since all our system colors cascade down to other controls too, setting BaseLow and BaseMediumLow will affect more than just buttons. In this case, controls like ToggleButton, RadioButton and Slider will also be effected by these system color changes, should those controls be put in above example grid's scope.If you wish to scope a system color change to a single controls only you can do so by defining ColorPaletteResources within that control's resources:

You essentially have the exact same thing as before, but now any other controls added to the grid will not pick up the color changes. This is because those system colors are scoped to Button_A only.

Nesting scoped resources

Nesting system colors is also possible, and is done so by placing ColorPaletteResources in the nested elements' resources within the markup of your app layout:

In this example, Button_A is inheriting colors define in Grid_A's resources, and Nested Button is inheriting colors from Grid_B's resources. By extension, this means that any other controls placed within Grid_B will check or apply Grid_B's resources first, before checking or applying Grid_A's resources, and finally applying our default colors if nothing is defined at the page or app level.

This works for any number of nested elements whose resources have color definitions.

Scoping with a ResourceDictionary

You are not limited to a container or page’s resources, and can also define these system colors in a ResourceDictionary that can then be merged at any scope the way you normally would merge a dictionary.

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MyCustomTheme.xaml

First, you would create a ResourceDictionary. Then place the ColorPaletteResources within the ThemeDictionaries and override the desired system colors:

MainPage.xaml

On the page containing your layout, simply merge that dictionary in at the scope you want:

Now, all resources, theming, and custom colors can be placed in a single MyCustomTheme resource dictionary and scoped where needed without having to worry about extra clutter in your layout markup.

Other ways to define color resources

ColorPaletteResources also allows for system colors to be placed and defining directly within it as a wrapper, rather than in line:

Usability

Contrast

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Make sure that elements and images have sufficient contrast to differentiate between them, regardless of the accent color or theme.

When considering what colors to use in your application, accessibility should be a primary concern. Use the guidance below to make sure your application is accessible to as many users as possible.

Lighting

Be aware that variation in ambient lighting can affect the usability of your app. For example, a page with a black background might unreadable outside due to screen glare, while a page with a white background might be painful to look at in a dark room.

Colorblindness

Be aware of how colorblindness could affect the usability of your application. For example, a user with red-green colorblindness will have difficulty distinguishing red and green elements from each other. About 8 percent of men and 0.5 percent of women are red-green colorblind, so avoid using these color combinations as the sole differentiator between application elements.

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