Hangfire.Dashboard.Dark

Enables the usage of custom css for the dashboard, comes with two predefined themes.

Themes

Dark by @odinserj (Already included in latest version of HangFire)

Glass

Setup

In .NET Core's Startup.cs:

using Hangfire.Dashboard.Themes;

public void ConfigureServices(IServiceCollection services)
{
    services.AddHangfire(config =>
    {
        ...
        config.UseCustomTheme(DashboardThemes.Theme); //Select custom theme
    });
}

Otherwise,

GlobalConfiguration.Configuration
    ...
    .UseCustomTheme(DashboardThemes.Theme)

And for using custom .css files (must be embedded resource)

GlobalConfiguration.Configuration
    ...
    .AddCustomCss(assembly,"YourAssembly.YourPath.file.css")

After changing themes remember to clear cache (CTRL+F5) otherwise the new css won't load.