The kanji character 瑠 primarily represents a precious gemstone, specifically, lapis lazuli, which is known for its deep blue color. It can also refer to other beautiful, often blue or clear, gems, conveying qualities of beauty, purity, and clarity. The character evokes images of precious materials and aesthetic value.

・On-yomi (音読み): ル (ru) ・Kun-yomi (訓読み): None, as the meaning is primarily conveyed through the Chinese-derived reading.

⚫︎瑠璃 (るり) Translation: Lapis lazuli, or a general term for a beautiful, often blue, gemstone. ⚫︎瑠璃色 (るりいろ) Translation: Lapis lazuli color, a deep blue color. ⚫︎愛瑠 (える) or 瑠衣 (るい) Translation: These are examples of names where the character 瑠 is used, often chosen for its elegant and precious connotations.

The kanji 瑠 is a phono-semantic compound (形声文字, けいせいもじ). The left side is the radical 王 (おう, meaning "king" or "jade/precious stone"), indicating the character's association with precious stones. The right side is 㐬, which is the phonetic component, providing the sound "ru" (ル). This combination suggests the sound and the type of material (gemstone) associated with the character.