diff --git a/apps/storybook/src/Customization.stories.mdx b/apps/storybook/src/Customization.stories.mdx
index c1134d8cf..81aef2c91 100644
--- a/apps/storybook/src/Customization.stories.mdx
+++ b/apps/storybook/src/Customization.stories.mdx
@@ -137,14 +137,15 @@ as you see fit. For instance, if you'd like to change the color of the curve of
 
 ##### Selectors
 
-| Name                                      | Default                                      | Description                          |
-| ----------------------------------------- | -------------------------------------------- | ------------------------------------ |
-| `--h5w-selector-label--color`             | `var(--h5w-toolbar-label--color, royalblue)` | Text color of label                  |
-| `--h5w-selector-menu--bgColor`            | `white`                                      | Background color of menu             |
-| `--h5w-selector-arrowIcon--color`         | `dimgray`                                    | Color of arrow icon                  |
-| `--h5w-selector-option-hover--bgColor`    | `whitesmoke`                                 | Background color of options on hover |
-| `--h5w-selector-option-selected--bgColor` | `#eee`                                       | Background color of selected option  |
-| `--h5w-selector-groupLabel--color`        | `gray`                                       | Text color of group labels in menu   |
+| Name                                        | Default                                      | Description                          |
+| ------------------------------------------- | -------------------------------------------- | ------------------------------------ |
+| `--h5w-selector-label--color`               | `var(--h5w-toolbar-label--color, royalblue)` | Text color of label                  |
+| `--h5w-selector-menu--bgColor`              | `white`                                      | Background color of menu             |
+| `--h5w-selector-arrowIcon--color`           | `dimgray`                                    | Color of arrow icon                  |
+| `--h5w-selector-option-hover--bgColor`      | `whitesmoke`                                 | Background color of options on hover |
+| `--h5w-selector-option-selected--bgColor`   | `#eee`                                       | Background color of selected option  |
+| `--h5w-selector-option-focus--outlineColor` | `gray`                                       | Outline color of focused option      |
+| `--h5w-selector-groupLabel--color`          | `gray`                                       | Text color of group labels in menu   |
 
 ##### Domain slider
 
diff --git a/packages/lib/src/toolbar/controls/Selector/Selector.module.css b/packages/lib/src/toolbar/controls/Selector/Selector.module.css
index 3dea9d466..6ffae60c1 100644
--- a/packages/lib/src/toolbar/controls/Selector/Selector.module.css
+++ b/packages/lib/src/toolbar/controls/Selector/Selector.module.css
@@ -101,6 +101,11 @@
   background-color: var(--h5w-selector-option-hover--bgColor, whitesmoke);
 }
 
+.option:focus {
+  outline: 1px solid var(--h5w-selector-option-focus--outlineColor, gray);
+  outline-offset: -1px;
+}
+
 .option[data-selected] {
   background-color: var(--h5w-selector-option-selected--bgColor, #eee);
 }