In high school art education,color perception and artistic expression are essential for cultivating students'aesthetic literacy and creativity.Their interaction deepens understanding of color theory while developing creative thinking and individualized expression.This paper explores the interactive mechanism between color perception and artistic expression in high school art classrooms,analyzes their relationship and functions,and proposes teaching approaches including contextualized observation systems,progressive practical activities,and multicultural resource integration,establishing their interaction as an effective pathway for enhancing students'core competencies.