ColorBench: Can VLMs See and Understand the Colorful World? A Comprehensive Benchmark for Color Perception, Reasoning, and Robustness - Liang, Yijun; Li, Ming; Fan, Chenrui; Li, Ziyue; Nguyen, Dang; Cobbina, Kwesi; Bhardwaj, Shweta; Chen, Jiuhai; Liu, Fuxiao; Zhou, Tianyi (Advances in Neural Information Processing Systems, 2025)