For a cheerful and bright Spanish hacienda-themed kitchen, consider a sunny yellow color palette. The walls can be painted in a soft, buttery yellow shade, while the cabinets can be a slightly deeper shade of yellow. This color choice will instantly bring warmth and sunshine into the space. To enhance the Spanish hacienda theme, incorporate decorative tiles with intricate patterns and vibrant colors. Add rustic wooden furniture and wrought iron accents to complete the look. This colorful kitchen will evoke a sense of joy and happiness, reminiscent of the sunny landscapes of Spain.