Abstract

Digital communication increasingly relies on visual and emotionally expressive symbols, positioning emojis as influential resources in brand communication. However, emoji marketing research remains fragmented, emphasizing engagement outcomes while offering limited explanations of how emojis shape brand meaning and consumer relationships. This study develops an integrated framework conceptualizing emoji marketing as digital brand paralinguistics. Drawing on nonverbal communication, social semiotics, symbolic interactionism, signaling theory, media richness theory, and anthropomorphism, the framework explains how emojis communicate emotional intent, humanize brands, and reduce psychological distance. It examines how emotional valence, symbolic congruence, contextual appropriateness, visual intensity, and cultural interpretability influence consumer cognition, emotional responses, relational perceptions, and behavioral intentions. The study employs a mixed methods design combining bibliometric analysis, longitudinal content analysis of branded social media communications, sentiment mining, and experimental surveys analyzed through structural equation modeling. Communications from global consumer brands across multiple industries provide the empirical context for examining emoji practices and consumer responses. Findings indicate that strategically aligned emojis strengthen emotional engagement, perceived brand warmth, message memorability, and relational closeness when consistent with brand personality and communication context. Conversely, excessive or culturally incongruent usage undermines perceived professionalism, authenticity, and credibility. The study advances digital branding theory by positioning brand paralinguistics as an integrated symbolic communication system and identifying psychological and relational mechanisms connecting emoji characteristics with consumer responses. It also integrates computational analytics, semiotic interpretation, and behavioral modeling, offering guidance for developing emotionally responsive, contextually appropriate, and culturally adaptive brand communication strategies online.