MyFirstMAUI/MyFirstMauiApp/MauiUI/SharedResources.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace MauiUI
{
    static class SharedResources
    {
        public static readonly Color FontColor = Color.FromRgb(0, 0, 0xFF);
        public static readonly Color BackgroundColor = Color.FromRgb(0xFF, 0xF0, 0xAD);
    }
}