Red (e.g., red agate): Often represents passion, love, and vitality, emphasizing the love symbolism of a four-leaf clover necklace.
Black (e.g., black agate): Black is often associated with mystery, stability, and strength, symbolizing steadfast emotions and firm promises.
White (e.g., white mother-of-pearl): White represents purity, innocence, and sincerity, emphasizing the meanings of true love and good health.
Green (e.g., malachite): Green is usually associated with nature, life, and growth, symbolizing health and vitality; malachite in particular symbolizes vitality.
Other colored or transparent materials: These colors or materials may emphasize the beauty and fashion of the four-leaf clover necklace, while also symbolizing a colorful and happy life.
