浅蓝色的微笑浅粉色的嘴角
[qiăn lán sè de wēi xiào qiăn fĕn sè de zuĭ jiăo]
This username suggests a gentle and colorful expression of one's feelings, with 'light blue smile' representing calmness or peace while the 'pale pink corners of the mouth' suggest a hint of sweetness and warmth. It conveys an overall mood of mild happiness mixed with serenity.