Merge pull request #10416 from github/repo-sync

repo sync

content/account-and-profile/setting-up-and-managing-your-github-user-account/managing-user-account-settings/managing-your-theme-settings.md

@@ -14,7 +14,15 @@ shortTitle: Manage theme settings
 
 For choice and flexibility in how and when you use {% data variables.product.product_name %}, you can configure theme settings to change how {% data variables.product.product_name %} looks to you. You can choose from themes that are light or dark, or you can configure {% data variables.product.product_name %} to follow your system settings.
 
-You may want to use a dark theme to reduce power consumption on certain devices, to reduce eye strain in low-light conditions, or because you prefer how the theme looks.{% ifversion fpt or ghae-issue-4618 %} People with visual impairment may benefit from the dark high contrast theme, with greater contrast between foreground and background elements.{% endif %}
+You may want to use a dark theme to reduce power consumption on certain devices, to reduce eye strain in low-light conditions, or because you prefer how the theme looks.
+
+{% ifversion fpt or ghae-issue-4618 %} If you have low vision, you may benefit from a high contrast theme, with greater contrast between foreground and background elements.{% endif %}{% ifversion fpt or ghae-issue-4619 %} If you have colorblindness, you may benefit from our light and dark colorblind themes.
+
+{% note %}
+
+**Note:** The colorblind themes are currently in public beta. For more information on enabling features in public beta, see "[Exploring early access releases with feature preview](/get-started/using-github/exploring-early-access-releases-with-feature-preview)."
+
+{% endnote %}{% endif %}
 
 {% data reusables.user_settings.access_settings %}
 1. In the user settings sidebar, click **Appearance**.
@@ -26,6 +34,8 @@ You may want to use a dark theme to reduce power consumption on certain devices,
       {% ifversion fpt or ghae-issue-4618 %}![Radio buttons for the choice of a single theme](/assets/images/help/settings/theme-choose-a-single-theme-highcontrast.png){% else %}![Radio buttons for the choice of a single theme](/assets/images/help/settings/theme-choose-a-single-theme.png){% endif %}
     - If you chose to follow your system settings, click a day theme and a night theme.
       {% ifversion fpt or ghae-issue-4618 %}![Buttons for the choice of a theme to sync with the system setting](/assets/images/help/settings/theme-choose-a-day-and-night-theme-to-sync-highcontrast.png){% else %}![Buttons for the choice of a theme to sync with the system setting](/assets/images/help/settings/theme-choose-a-day-and-night-theme-to-sync.png){% endif %}
+    {% ifversion fpt or ghae-issue-4619 %}
+    - If you would like to choose a theme which is currently in public beta, you will first need to enable it with feature preview. For more information, see "[Exploring early access releases with feature preview](/get-started/using-github/exploring-early-access-releases-with-feature-preview)."{% endif %}
 
 ## Further reading