Modifiers matching neutral:

• natural,
• abundant,
• pale,
• energetic,
• dark,
• small,
• soft,
• earthy,
• warm,
• impartial,
• new,
• urban,

Simple categories matching pale:

• color,
• surface,
• pastel,
• tint,
• neutral,
• eyes,
• green,
• species,
• beer,
• lemon,
• purple,
• paper,
• shade,