Color Palette Attribute

[ColorPalette]
public Color ColorOptions;

[ColorPalette("Underwater")]
public Color UnderwaterColor;

[ColorPalette("My Palette")]
public Color MyColor;

public string DynamicPaletteName = "Clovers";

// The ColorPalette attribute supports both 
// member references and attribute expressions.
[ColorPalette("$DynamicPaletteName")]
public Color DynamicPaletteColor;

[ColorPalette("Fall"), HideLabel]
public Color WideColorPalette;

[ColorPalette("Clovers")]
public Color[] ColorArray;

// ------------------------------------
// Color palettes can be accessed and modified from code.
// Note that the color palettes will NOT automatically be included in your builds.
// But you can easily fetch all color palettes via the ColorPaletteManager 
// and include them in your game like so:
// ------------------------------------

[FoldoutGroup("Color Palettes", expanded: false)]
[ListDrawerSettings(IsReadOnly = true)]
[PropertyOrder(9)]
public List<ColorPalette> ColorPalettes;

[Serializable]
public class ColorPalette
{
    [HideInInspector]
    public string Name;

    [LabelText("$Name")]
    [ListDrawerSettings(IsReadOnly = true, ShowFoldout = false)]
    public Color[] Colors;
}

[FoldoutGroup("Color Palettes"), Button(ButtonSizes.Large), GUIColor(0, 1, 0), PropertyOrder(8)]
private void FetchColorPalettes()
{
    this.ColorPalettes = Sirenix.OdinInspector.Editor.ColorPaletteManager.Instance.ColorPalettes
        .Select(x => new ColorPalette()
        {
            Name = x.Name,
            Colors = x.Colors.ToArray()
        })
        .ToList();
}