GUIBackgroundColorScope - quickly set color of your GUI (buttons, panels...) same as EditorGUI.DisabledScope and others

GUIBackgroundColorScope.cs

using System;
using System.Collections.Generic;
using UnityEngine;

public struct GUIBackgroundColorScope : IDisposable
{
    private static readonly Stack<Color> _colorStack = new Stack<Color>();

    public GUIBackgroundColorScope(Color color)
    {
        _colorStack.Push(GUI.color);
        GUI.backgroundColor = color;
    }

    public void Dispose()
    {
        GUI.backgroundColor = _colorStack.Pop();
    }
}

GUIBackgroundColorScopeExample.cs

// Example usage
private void MyGUIMethod()
{
    using var greenScope = new GUIBackgroundColorScope(Color.green);
    if (GUILayout.Button("Look at me, I'm green!"))
    {
        using var cyanScope = new GUIBackgroundColorScope(Color.cyan);
        EditorGUILayout.HelpBox("And I am cyan!", MessageType.Info);
    }
}