Fluent UI Theme Designer

Spec sheet

Purpose

The designer lets users create a custom color ramp for a SharePoint site theme.Read 9 Oct 2026 · learn.microsoft.com

Support

Microsoft Q&A provides guidance for using the designer and applying its themes to SharePoint.Read 9 Oct 2026 · learn.microsoft.com

Accessibility

The designer includes an accessibility checker for the generated theme.Read 9 Oct 2026 · github.com

Color controls

The designer interface includes controls for primary, text, and background colors.Read 8 Oct 2026 · github.com

Color inputs

The app provides controls for changing the primary, text, and background colors.Read 9 Oct 2026 · learn.microsoft.com

Export

The designer can export a customized theme as PowerShell code.Read 9 Oct 2026 · learn.microsoft.com

Intended audience

Microsoft describes the theme generator as a way to create a custom theme for SharePoint sites.Read 9 Oct 2026 · learn.microsoft.com

Maker founded

Microsoft was founded in 1975.Read 9 Oct 2026 · news.microsoft.com

Maker headquarters

Microsoft’s global headquarters are in Redmond, Washington.Read 9 Oct 2026 · microsoft.com

Maker repository

The source code is in the public microsoft/fluentui GitHub repository.Read 8 Oct 2026 · github.com

Palette editing

The interface allows editing Fluent UI palette slots.Read 8 Oct 2026 · github.com

SharePoint integration

The exported palette can be added to SharePoint with Add-SPOTheme and applied to a site.Read 9 Oct 2026 · learn.microsoft.com

Theme generation

The code uses Fluent UI ThemeGenerator to create a theme from selected colors and expose the result as JSON.Read 8 Oct 2026 · github.com

Theme palette

The app generates theme palette values from the selected colors.Read 9 Oct 2026 · github.com

Theme preview

The designer displays sample UI components using the selected theme colors.Read 9 Oct 2026 · github.com

Where Specifiction places it

• Color Palette Generators#31 of 346.6