Overview

This is an overview of the default themes and applicable add-on themes for each ZK version.

	ZK 6.5	ZK 7.0	ZK 8.0	ZK 8.5	ZK 8.6
Default Theme	Breeze	Breeze	Breeze	Iceblue	Iceblue
Applicable Themes	Sapphire Silvertail	Sapphire Silvertail Atlantic	Sapphire Silvertail Atlantic	Sapphire Silvertail Atlantic ZK Theme Pack	Iceblue Compact Sapphire Silvertail Atlantic ZK Theme Pack Theme Pack Compact

Theme pack contains 23 themes.
Theme Pack Compact contains 23 compact themes.

Trendy Design Themes: Breeze, Sapphire, Silvertail

Trendy design emphasizes on gradient background, rounded corners and shadow effects. Breeze is a greyish based theme that supports desktop and tablet, sapphire is a blueish based theme that supports desktop only and silvertail is a silverish based theme that also support desktop only.

See below to take a quick view at the look and feel of Breeze, Sapphire and Silvertail, click image to view original size.

Breeze

Sapphire

Silvertail

Flat Design Theme: Atlantic

On the contrary, flat design replaces skeuomorphism (gradient background, rounded corner and shadow effect) with simplicity and visual clarity to communicate. It is easy to create and customize a new theme based on this design. Atlantic is a blueish based theme that supports both desktop and tablets.

See below to take a quick view at the look and feel of Atlantic, click image to view original size.

Atlantic

Not to Import Google Font

Please refer to ZK Configuration Reference/zk.xml/The Library Properties/org.zkoss.theme.atlantic.useGoogleFont.disabled

ZK Theme Pack

Since 8.5.0

ZK Theme Pack contains 23 modern themes, including lite themes, dark themes and mix-match themes. These themes are designed for ZK 8.5 and later versions and are compatible with ZK 8.5's default Iceblue theme.

How to Apply

To apply a theme in the theme pack, your project should include the theme pack jar first:

        <dependency>
            <groupId>org.zkoss.themepack</groupId>
            <artifactId>theme-pack</artifactId>
            <version>${zk.version}</version>
        </dependency>

Then apply a theme according to ZK Developer's Reference/Theming and Styling/Understanding the Theming Subsystem/Switching Themes.

Lite themes

Poppy, Marigold, Olive, Aurora, Iceblue(default), Lavender

Dark themes

Ruby, Amber, Emerald, Aquamarine, Montana, Violet

Mix-match

Cheese and Wine, Winter Spring, Blueberry and Raspberry, Macaron, Deep Sea, Garden Salad, Zen, Mysterious Green, Cardinal, Space Black, Office and Material

Accessibility-ready themes

Since 9.5.0

WCAG (Blue)
WCAG Navy
WCAG Purple

These themes conform to the WCAG2-compliant contrast level and focus styles. Note that for WCAG compliance, in addition to using a WCAG theme, you will also need to include the za11y (zk-accessibility) module to your project. Read Developer's Reference/Accessibility for more information.

ZK Theme Pack Compact

 since 8.6.0

The breeze-compatible compact variant for ZK Theme Pack Theme is introduced since 8.6.0 allowing developers to upgrade their existing breeze/sapphire/silvertail-themed applications to a modern theme with the minimum code change. Each theme in the theme pack has a corresponding compact theme. The compact themes have smaller font size, padding, margin, but keep the same color design. it's more suitable for migrating from an old theme like breeze without breaking the page layout. Learn more at 8.6 New Features.

Installation

Download the preferred theme.jar file or obtain by maven.
- Default theme (Breeze or Iceblue) - built-in theme, no need to download and register.
- Sapphire, Silvertail, Atlantic - from github
- ZK Theme Pack - download from premium downloads or ZK EE maven repository.
Place theme.jar file under "projectName/WEB-INF/lib" folder.
Apply preferred theme by a library property in zk.xml file under "projectName/WEB-INF" folder

<!-- zk.xml -->
<library-property>
    <name>org.zkoss.theme.preferred</name>
    <value>sapphire</value> <!-- or silvertail, atlantic, deepsea, gardensalad etc. -->
</library-property>

Theme Artifact

	  <dependency>
	  	<groupId>org.zkoss.theme</groupId>
	  	<artifactId>breeze</artifactId>
	  	<version>${zk.version}</version>
	  </dependency>
	  <dependency>
	  	<groupId>org.zkoss.theme</groupId>
	  	<artifactId>atlantic</artifactId>
	  	<version>${zk.version}</version>
	  </dependency>
	  <dependency>
	  	<groupId>org.zkoss.theme</groupId>
	  	<artifactId>sapphire</artifactId>
	  	<version>${zk.version}</version>
	  </dependency>
	  <dependency>
	  	<groupId>org.zkoss.theme</groupId>
	  	<artifactId>silvertail</artifactId>
	  	<version>${zk.version}</version>
	  </dependency>
	  <dependency>
	  	<groupId>org.zkoss.themepack</groupId>    <!-- >=8.6.1   -->
	  	<!--<groupId>org.zkoss.theme</groupId>--> <!-- <=8.6.0.1 -->
	  	<artifactId>theme-pack</artifactId>
	  	<version>${zk.version}</version>
	  </dependency>

All Theme Names of Theme Pack

iceblue
amber
aquamarine
aurora
blueberryandraspberry
cardinal
cheeseandwine
deepsea
emerald
gardensalad
lavender
macaron
marigold
material
montana
mysteriousgreen
office
olive
poppy
ruby
spaceblack
violet
winterspring
zen
wcag
wcag_navy
wcag_purple

Compact Theme Name

Append the name with _c it gives you the theme name of the compact variant. For example:

iceblue ---> iceblue_c

Switching Themes

You can include multiple themes in the same application and allow your end users to choose their preferred themes. For more information please refer to Switching Themes

Customizing a Theme

To build a custom theme based on a standard ZK theme, read Customize a standard theme.

Also, reference Theming and Styling.

Version History

Last Update : 2020/09/29

Version	Date	Content