This feature is supported in Ultimate edition only.
On this page:
Introduction
In addition to the editing techniques that are common for all file types, IntelliJ IDEA provides specific techniques for CSS, Sass, SCSS and Less files.
In particular, it is possible to easily change color values without the necessity to memorize and type color codes.
The color properties are marked with the icons of the corresponding color in the left gutter area of
the editor. Use these icons to view colors and change color values. When you point with your mouse cursor to the
color icon, the pop-up window appears, showing the color and its code.

Choosing color value
- Open the desired style sheet for editing.
- Type
color:, and then press Ctrl+Space. - Select the desired color value from the suggestion list, or choose color... to pick
a custom one:

Changing color value
- Open the desired style sheet for editing, and locate color property to be changed.
- Do one of the following:
- In the Choose color dialog box, pick the desired new color, and click
Choose:

to reveal the
list of intention actions, and choose 